welfare criteria measures good feeding good housing … calves on farm_collection of... · animals...

Copyr

ight

Wel

fare

Qua

lity®

114 Welfare Quality ® Assessment protocol for cattle - 7. applied to veal calves

7.1A Collection of data for veal calves on farm (measured on farm) Welfare Criteria MeasuresGood feeding 1 Absence of prolonged hunger Body condition 2 Absence of prolonged thirst Provision of water Good housing 3 Comfort around resting Lying position, cleanliness of calves 4 Thermal comfort Wet calves 5 Ease of movement Slipperiness of the floorGood health 6 Absence of injuries Spots of hard skin, claw lesions, joint

lesions, bursae, bitten tail/ear, lameness 7 Absence of disease Coughing, abnormal breathing, nasal

discharge, ocular discharge, liquid manure, bloated rumen, dull calves, obviously sick calves, mortality

8 Absence of pain induced by Tail docking management proceduresAppropriate behaviour 9 Expression of social behaviours Social behaviours 10 Expression of other behaviours Other behaviours, abnormal behaviours 11 Good human-animal relationship Avoidance distance 12 Positive emotional state Qualitative behaviour assessment

7.1A.1 Good feeding

7.1A.1.1 Absence of prolonged hunger

Title Body condition scoreScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description The following criteria are taken into account: • Calvesshouldbeassessedonthebasisofthequantityofmuscle,theestimated

weight, and physical appearance characteristics including: (i) visibility of the ribs, (ii) the extent to which the backbone protrudes, and (iii) the size of the belly.

• Calvesarecomparedwiththemeanlevelofthebatch • Calvesarecomparedwithinthebreed/typelevelwithinthebatch

Calves are compared to the mean estimated weight and condition of the rest of the batch within their breed. Animals are scored according to the following indicators (see photopraphic illustration):

• Normal:thecalfisofthesameweightandconditionastheaverageofthebatch • Lowercondition:thecalfisbetween15and30%belowtheaverageweightor

condition of the batch • Severelowercondition:thecalfis30%belowtheaverageweightorcondition

of the batch

Individual level: 0 – Normal condition 1 – Lower condition (approx. 15-30% less than average) 2 – Severe lower condition (approx. 30% less than average)Classification Farm level: Percentage of lean animals (i.e. score 1) Percentage of very lean animals (i.e. score 2).

Copyr

ight

Wel

fare

Qua

lity®

Welfare Quality ® Assessment protocol for cattle - 7. applied to veal calves 115

7.1A.1.2 Absence of prolonged thirst

Title Provision of waterScope Resource-based measure: Veal calves Sample size Animal unitMethod description At farm level the availability of water and timing of water supply to calves are

assessed. 10 pens are randomly selected in the barn to judge the provision of water.

Provision of water is assessed through several indicators: • Watersupply(assesswhetherwaterisprovided) • Timing Duration when water is available during the day (h) • Cleanliness (We consider a water provision point dirty if there is manure on it.) • NumberofwaterpointsperanimalClassification Group level: Water supply 0 – Water supplied 2 – Water not available for animals Timing of water availability 0 – Ad libitum access (i.e. more than 12 h a day) 1 – Intermediate access (i.e. water is available for 6 to 12 h a day) 2 – Restricted access (i.e. water is available for less than 6 h a day) Cleanliness of water points 0 – Clean 2 – Dirty and Number of water points

Score 0Normal condition

©2006LerusteISA

Score 1Lower condition (middle ) (approx. 15-30% less than average)©2006VanReenenASG

Score 2Severe lower condition (left) (approx. 30% less than average)©2006VanReenenASG

Copyr

ight

Wel

fare

Qua

lity®


7.1A.2 Good housing

7.1A.2.1 Comfort around resting

Title Lying positionScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Observe the position of calves which are lying. A calf scored as lying with no leg

stretched is defined as a calf lying on the sternum with all 4 legs under its body. Observations are performed from the corridor. Per pen 3 bouts of observations of

10 minutes are performed at 3 times of the day (in the morning, at noon and in the afternoon). The observation method used is instantaneous and scan sampling with a sample interval of 2min. For information on the method of observation see § 7.1A.5.

Group level: Number of scans1 where calves are lying Number of scans1 where calves are lying with no leg stretched Classification Farm level: Percentage of calves2 lying with no leg stretched out of all calves lying1Ascanreferstotheobservationofanindividualcalfatanygiventimepoint.Thetotalnumberofscansduringthebehaviouralobservations

isequaltothetotalnumberoftimepointsmultipliedbythetotalnumberofcalvesobserved.

2Percentagereferstothenumberofscanswherecalveslyingwithnolegsstretchedisobservedexpressedaspercentageofthetotalnumberofscanswherecalvesareobservedlying.

Title Cleanliness of calvesScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Individual observation of calves. Calves are assessed for cleanliness of the coat. The coat of calves is observed and scored as clean, moderately dirty or dirty. Individual level: 0 – Clean: no manure 1 – Moderately dirty: less then 25% of the surface is covered by manure 2 – Dirty: more then 25% of the surface is covered by manureClassification Herd level: Percentage of dirty calves (i.e. score 2)

7.1A.2.2 Thermal comfort

Title Wet calvesScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description A calf is considered wet when its coat is wet all along its back. (see photographic illustration) Individual level: 0 – Calf not wet 2 – Wet calf Classification Farm level: Percentage of wet calves (i.e. score 2)

Not wet©2006LerusteISA

Wet©2006LerusteISA

Copyr

ight

Wel

fare

Qua

lity®


7.1A.2.3 Ease of movement

Title Slipperiness of the floorScope Resource-based measure: Veal calves Sample size Animal unit Method description Assess 10 pens randomly selected in the barn, in which each pen is given a qualitative

slipperiness score based on the assessment of the floor properties by the observer: slightly slippery, moderately slippery, slippery, very slippery, or dangerously slippery. These scales are defined as follows:

• Notatallslippery • Slightlyslippery:Slipperinessislimitedtoalargeextent,observedwithe.g.dry

concrete (slatted) floors, floors covered with a reasonable (e.g. 10 cm) layer of straw • Moderatelyslippery:e.g.dryhardwoodenslatswithflatsurfacesandwith

(aluminium) antiskid features; wet concrete (slatted) floors • Slippery:e.g.hardwoodenslatswithflatsurfaceswetduetourineandfaecesand

with or without (aluminium) antiskid features • Veryslippery:Itisdifficulttostandonthefloor,calvescannotmoveeasilyandsafely.

This is observed e.g. on old hard wooden slats with a round surface instead of a flat one, which are wet due to urine and faeces, and with or without antiskid features

• Dangerousslippery:floorswithopeningsinthefloorthatarebigenoughthatalegof calf can fall through, e.g. missing slats

Classification Group level: 0 – Floor is not slippery 1 – Floor is slightly slippery 2 – Floor is moderately slippery 3 – Floor is slippery 4 – Floor is very slippery 5 – Floor is dangerously slippery

7.1A.3 Good health

7.1A.3.1 Absence of injuries

Title Spots of hard skinScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Spots of hard skin are defined as thickened skin (often wrinkles with loss of hair),

often at the shoulders/withers. (see photographic illustration). Individual level: 0 – No evidence of spots of hard skin 2 – Evidence of spots of hard skinClassification Farm level: This measure is combined with all lesions (claw lesions, joint lesions, bursae,

spots of hard skin, bitten tail/ear)

No spot©2006LerusteISA

Spot of hard skin©2006LerusteISA

Copyr

ight

Wel

fare

Qua

lity®


Title Claw lesions Scope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Claw lesions are defined as an inflammation with red and swelling skin at the claw

border (see photographic illustration).

Individual level: 0 – No evidence of claw lesions 2 – Evidence of claw lesionsClassification Farm level: This measure is combined with all lesions (claw lesions, joint lesions, bursae,

spots of hard skin, bitten tail/ear).

Title Joint lesions Scope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Joint lesions are defined as clear thickening of the joint border due to accumulation

of extra fluids (swelling). (see photographic illustration).

Individual level: 0 – No evidence of joint lesions 2 – Evidence of joint lesionsClassification Farm level: This measure is combined with all lesions (claw lesions, joint lesions, bursae,


No lesion©2006LerusteISA

Claw lesion©2006LerusteISA

No lesion©2006LerusteISA

Joint lesion©2006LerusteISA

Copyr

ight

Wel

fare

Qua

lity®


Title BursaeScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description A bursa is defined as a swelling of the front knee (see photographic illustration).

Individual level: 0 – No evidence of bursae 2 – Evidence of bursaeClassification Farm level: This measure is combined with all lesions (claw lesions, joint lesions, bursae,


No bursa©2006LerusteISA

Bursa©2006LerusteISA

Title Bitten tail/earScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Bitten tail and/or ear is defined as damaged tail/ear with/without presence of fresh

blood or scab (see photographic illustration).

Individual level: 0 – No evidence of bitten tail and/or ear 1 – Evidence of bitten tail/ear without blood and scab 2 – Evidence of bitten tail/ear with blood or scabClassification Farm level: This measure is combined with all lesions (claw lesions, joint lesions, bursae,


No bitten tail©2006VanReenenWUR

Bitten tail©2006VanReenenWUR

Copyr

ight

Wel

fare

Qua

lity®


Title Combined lesionsScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description All lesions are considered altogether according to their severity: Two degrees of severity of external lesions are distinguished: •bursa,spotofhardskin,bittentail/earwithoutbloodorscabareconsideredmild

lesions •claworjointlesion,bittentail/earwithbloodorscabareconsideredseverelesions

Individual level: 0 – No lesion 1 – Presence of at least one mild lesion but no severe ones 2 – Presence of at least one severe lesionClassification Farm level: Percentage of animals with no lesion (i.e. score 0) Percentage of animals with mild lesions (i.e. score 1) Percentage of animals with no lesion (i.e. score 2)

Title LamenessScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Lameness describes an abnormality of movement and is most evident when

the legs are in motion. It is caused by reduced ability to use one or more limbs in a normal manner. Lameness can vary in severity from reduced ability to inability to bear weight.

Assess the animal for presence of one of the indicators mentioned below, according to the description for either standing or moving animals.

Indicators in moving animals: • Reluctancetobearweightonafoot • Uneventemporalrhythmbetweenhoofbeats,weightnotborne

for equal time on each of the four feet Indicators in standing animals: • Restingafoot(bearingless/noweightononefoot). • Frequentweightshiftingbetweenfeet(“stepping”),

or repeated movements of the same foot • Standingontheedgeofastep Individual level: 0 – No evidence of lameness 2 – Evidence of lamenessClassification Farm level: Percentage of animals with lameness (i.e. score 2)

Copyr

ight

Wel

fare

Qua

lity®


7.1A.3.2 Absence of disease

Title CoughingScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description A coughing calf is defined as a calf making audible expulsion of air from the mouth.

Individual level: 0 – No evidence of coughing 2 – Evidence of coughingClassification Farm level: Percentage of animals coughing (i.e. score 2)

Title Abnormal breathingScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Abnormal breathing rate is defined as a calf performing belly movements,

respiratoryfrequency>40/min,pumping,excessivenasalmovements, and an overall generalised ‘sick’ appearance.

Individual level: 0 – No evidence of abnormal breathing 2 – Evidence of abnormal breathingClassification Farm level: Percentage of animals with abnormal breathing (i.e. score 2)

Title Nasal discharge Scope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Nasal discharge is defined as obvious visible drops from the nostrils;

transparent to yellow/green and often with a thick consistency; obvious because the calf does not lick its muzzle (see photographic illustration).

Individual level: 0 – No evidence of nasal discharge 2 – Evidence of nasal dischargeClassification Farm level: Percentage of animals with nasal discharge (i.e. score 2)

No nasal discharge©2006LerusteISA

Nasal discharge©2006LerusteISA

Copyr

ight

Wel

fare

Qua

lity®


Title Ocular discharge Scope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Ocular discharge is defined as clearly visible flow/discharge (wet or dry) from the eye,

at least 3 cm long.

Individual level: 0 – No evidence of ocular discharge 2 – Evidence of ocular dischargeClassification Farm level: Percentage of animals with ocular discharge (i.e. score 2)

Title Liquid manure (diarrhoea)Scope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description In small groups, manure is not observed directly on the calves but on the floor;

the absence/presence of liquid manure is recorded pen by pen. In small pens the % of calves affected by liquid manure is assumed to be half of

the % pens affected (e.g. if liquid manure is observed in 10% of pens with equal numbers of animals in each pen then the % calves affected is determined to be 5%). In large groups, the presence of liquid manure is observed on all individäl calves (see photographic illustration).

Individual level or group level: 0 – No evidence of liquid manure 2 – Evidence of liquid manureClassification Farm level: Percentage of animals with liquid manure (i.e. score 2)

Normal manure©2006LerusteISA

Liquid manure©2006LerusteISA

Copyr

ight

Wel

fare

Qua

lity®


Title Bloated rumenScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Bloated rumen is defined as a calf with an obviously tensed belly (top/below/left/

right/both); obviously more convex than the shape of the ribs. (see photographic illustration).

Individual level: 0 – No evidence of bloated rumen 2 – Evidence of bloated rumenClassification Farm level: Percentage of animals with bloated rumen (i.e. score 2)

Title Dull calfScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description A dull calf is defined as a calf with the entire coat being dull, not shiny or glossy,

sometimes with the coat additionally appearing as dry and/or long (see photographic illustration).

Individual level: 0 – Calf not dull 2 – Dull calfClassification Farm level: Percentage of dull calves (i.e. score 2)

Normal©2006LerusteISA

Bloated Rumen©2006LerusteISA

Normal coat©2006LerusteISA

Dull coat©2006LerusteISA

Copyr

ight

Wel

fare

Qua

lity®


Title Obviously sick calfScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Assess for presence of obviously sick calves. An obviously sick calf is defined as

an apathetic calf and/or an animal showing hanging ears and/or a body position indicating pain (e.g. rounded back). (see photographic illustration).

Individual level: 0 – Calf not obviously sick 2 – Obviously sick calfClassification Farm level: Percentage of obviously sick calves (i.e. score 2)

Not obviously sick©2006LerusteISA

Obviously sick©2006LerusteISA

Title MortalityScope Management-based measure: Veal calves Sample size Animal unitMethod description Mortality is defined as the ‘uncontrolled’ death of animals as well as cases of

euthanasia and emergency slaughter.

The animal unit manager is asked about the number of animals which died on the farm, were euthanized due to disease or accidents or were emergency slaughtered during the last 12 months. Additionally the average number of animals with a weight of more than 200 kg live weight in the animal unit is asked. Farm records may also be used.

Classification Percentage of animals dead on the farm during the last 12 monthsOptional additional (beginning or end of fattening period).information

Copyr

ight

Wel

fare

Qua

lity®


7.1A.3.3 Absence of pain induced by management procedures

Title Tail docking Scope Management-based measure: Veal calves Sample size Animal unitMethod description The animal unit manager is asked about tail docking practices on the farm with

regard to the following items: • Proceduresfortaildocking • Useofanaesthetics • UseofanalgesicsClassification Herd level: 0 – No tail docking 1 – Tail docking using rubber rings 2 – Tail docking using surgery and 0 – Use of anaesthetics 2 – No use of anaesthetics and 0 – Use of analgesics 2 – No use of analgesics

7.1A.4 Appropriate behaviour

7.1A.4.1 Expression of social behaviours

Title Social behavioursScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Assess the veal calves for presence of the two social behaviours mentioned below: • Sociallickingisdefinedaslicking,nibblingandsniffingapenmateatthepartof

the body where the hair is long: head, shoulders, flanks, back and tail but not the lower parts (legs, under the belly).

• Headbumpingisdefinedasacalfthathasaheadtoheadfightorishorningordisplaces another calf.

Observations are performed from the corridor, in bouts of 10 minutes per pen at 3 times of the day (in the morning, at noon and in the afternoon). The observation method used is instantaneous scan sampling with a sample interval of 2min (5 scans per 10 min). For information on the method of observation see § 7.1A.5.

Group level: Number of scans1 when social licking is observed Number of scans when head bumping is observed Total number of scans madeClassification Farm level: Percentage of scans when social licking is observed out of the total number of scans made Percentage of scans when head bumping is observed out of the total number of scans made

1Ascanreferstotheobservationofanindividualcalfatanygiventimepoint.Thetotalnumberofscansduringthebehaviouralobservationsisequaltothetotalnumberoftimepointsmultipliedbythetotalnumberofcalvesobserved.

Copyr

ight

Wel

fare

Qua

lity®


7.1A.4.2 Expression of other behaviours

Title Play behavioursScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Assess the veal calves for the occurrence of running, jumping and frolic behaviour:

Behaviour Description Running/Jumping/Frolic behaviour Calf runs and/or jumps with 2 or more

legs off the ground.

Observations are performed from the corridor. 3 bouts of 10 minutes per pen of observa-tions are performed at 3 times of the day (in the morning, at noon and in the afternoon). The observation method used is instantaneous scan sampling with a sample interval of 2 min (5 scans per 10 min). For information on the method of observation see § 7.1A.5.

Group level: Number of scans1 when running/jumping/frolic behaviour is observed Number of scans when running/jumping/frolic behaviour is observed Total number of scans where calves were not lyingClassification Farm level: Percentage of scans where running/jumping/other frolic behaviour was observed out

of total number of scans where calves were not lying1Ascanreferstotheobservationofanindividualcalfatanygiventimepoint.

Title Abnormal oral behavioursScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description Assess the veal calves for the occurrence of the following abnormal behaviours:

Behaviour Description Tongue rolling Calf makes repeated movements with its tongue in or outside its mouth Manipulating Calf licks, sucks or bites at the fence, wall, bucket, trough, substrates floor or any other non-food and inanimate object. Cross-sucking Calf drinks or licks the urine of a penmate, or calf sucks or

licks the prepuce of a penmate. Observations are performed from the corridor. 3 bouts of 10 minutes per pen of

observations are performed at 3 times of the day (in the morning, at noon and in the afternoon). The observation method used is instantaneous scan sampling with a sample interval of 2min (5 scans per 10 min). For information on the method of observation see § 7.1A.5.

Group level: Number of scans1 when abnormal oral behaviour is observed Number of scans when abnormal oral behaviour is observed Total number of scans madeClassification Farm level: Percentage of scans1 where abnormal oral behaviour was observed out of scans

where calves were not lying1Ascanreferstotheobservationofanindividualcalfatanygiventimepoint.

Copyr

ight

Wel

fare

Qua

lity®


7.1A.4.3 Good human–animal relationship

Title Avoidance distance/calf escape testScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1A.5Method description The assessor enters the pen, or stays in the pen if the calves have to be woken up,

and waits 1 minute to let the calves get used to the presence of the assessor. The assessor chooses a calf (in small groups: any calf / in large groups: one of the

calves on the list) which stands in front of the assessor at a distance of about two steps. The assessor tries to make eye contact.

The assessor slowly (1 step per second) takes 1 step toward the calf (with a stretched arm) and stands still with two feet next to each other for 1 second. He notes whether the calf is standing still or not (i.e. forelegs moved or not). The assessor takes the second step (again 1 step per second) and stands still with two feet next to each other for 1 second. Again the assessor notes whether the calf stands still or not. If the calf stands still the assessor tries to touch the calf on the muzzle (or the calf approaches the assessor and makes contact). The maximum time to try this is 5 seconds. The assessor notes if contact was successful or not.

Parameters: • Notetheeartagnumberofthecalf • Giveascoretothecalfusingthefollowinggrid:

Score Description a no eye contact b eye contact succeeded, step 1 results in a withdrawal c step 1 succeeded, step 2 results in a withdrawal d step 2 succeeded, calf can not be touched e calf can be touched

Up to 3 attempts are made per calf to make eye contact successfully. If the assessor did not achieve eye contact (active avoiding by the calf) after these 3 chances, this will be noted. In large groups, if it is not possible to approach the calf (the calf remains in the opposite part of the pen, hides behind other calves) the calf will be recorded as ‘no eye contact’ (score a).

Ethogram: Standing still is defined as the calf remaining oriented toward the human after the

human has made one step or has touched the calf (i.e. it did not move its forelegs). Escape behaviour is defined as when the calf makes a move to move away from

the human by moving backward or turning around (i.e. no longer oriented towards the human).

In small groups all calves in a pen are tested, in large groups a random selection of the calves in a pen is tested, depending on the number of pens at a farm.

Classification Farm level: Percentage of calves which allow the assessor to approach for two steps as described

in the protocol

7.1A.4.4 Absence of fearfulness

Title Qualitative Behaviour AssessmentScope Animal-based measure: Veal calvesSample size Animal unit (depending on number of observation points, see method description)Method description Qualitative Behaviour Assessment (QBA) considers the expressive quality of how animals

behave and interact with each other and the environment, i.e. their ‘body language’.

Copyr

ight

Wel

fare

Qua

lity®


Select between one and eight observation points (depending on the size and structure of the farm) that together cover the different areas of the farm. Decide the order to visit these observation points, wait a few minutes to allow the animals to return to undisturbed behaviour. Watch the animals that can be seen well from that point and observe the expressive quality of their activity at group level. It is likely that the animals will initially be disturbed, but their response to this can be included in the assessment. Total observation time should not exceed 20 minutes, and so the time taken at each observation point depends on the number of points selected for a farm:

Number of observation points 1 2 3 4 5 6 7 8 Duration of observation per 10 10 6.5 5 4 3.5 3 2.5 observation point in minutes

When observation at all selected points has been completed, find a quiet spot and score the 20 descriptors using the visual analogue scale (VAS). Please note that scoring is not done during observation, and that only one integrative assessment is made per farm.

Each VAS is defined by its left ‘minimum’ and right ‘maximum’ point. ‘Minimum’ means that at this point, the expressive quality indicated by the term is entirely absent in all of the animals you have seen. ‘Maximum’ means that at this point this expressive quality is dominant across all observed animals. Note that it is possible to give more than one term a maximum score; animals could for example be both entirely calm and entirely content.

To score each term, draw a line across the 125 mm scale at the appropriate point. The measure for that term is the distance in millimetres from the minimum point to the point where the line crosses the scale. Do not skip any term.

Please be aware when scoring terms that start with a negative pre-fix, such as unsure or uncomfortable. As the score gets higher, the meaning of the score gets more negative, not more positive.

The terms used for veal calves QBA assessment are: • Active • Indifferent • Boisterous • Relaxed • Frustrated • Uneasy • Fearful • Friendly • Sociable • Agitated • Bored • Apathetic • Depressed • Playful • Happy • Calm • Lively • Distressed • Tense • InquisitiveClassification Herd level: Continuous scales for all body language parameters from minimum to maximum

7.1A.5 Sampling and practical information

Organization of the visitThe visit takes place at 13-16 weeks after arrival of the calves in the veal unit. The assessor arrives in the veal unit, takes 5 minutes to become familiar with the barn and checks with the animal unit manager the number of calves in the sickbay or separated from the batch.The assessor takes then 5 minutes to become familiar with the mean weight and condition of calves of the batch (for the criteria body condition score). He then performs the different observations on clinical health and behaviour of the calves (see Table 21).

Copyr

ight

Wel

fare

Qua

lity®


At the end of the observation, the assessor fills in a short questionnaire with the animal unit manager asking about on-going collective treatments, the health status of the batch on arrival, the appetite of the animals on arrival and on the week of the visit, the mortality since the last visit and the causes of mortality.

Parameter Sample size Time needed approximately1 Qualitative behaviour assessment (QBA) All calves in the batch 20 - 30 min2 Resource checklist All pens 30 min • Numberofcalvesinthepen • Provisionofwater 10pens • Slipperinessoffloor 10pens3 Clinical measures 200 to 300 animals: 120 min • Abnormalbreathing • Nasaldischarge Ifsizeofthebatch<200:allanimals • Oculardischarge • Liquidmanure • Bloatedrumen Ifsizeofthebatch>200:300animals • Dullcalf • Wetcalves • Clawlesions • Jointlesions • Bursae • Bittentail/ear • Spotsofhardskin • Bodyconditionscore • Coughingcalves • Obviouslysickcalves • Cleanlinessofcalves4 Scan sampling In large groups: 3 x 1-3 pens 3 x 30 min • Socialbehaviour Insmallgroups:3x12pens • Otherbehaviour • Abnormalbehaviour • Lyingpositions5 Avoidance distance/calf escape test 100 animals selected randomly 60 min6 Management questionnaire Animal unit (interview with animal unit manager) 15 min • Taildocking • Mortality TOTAL 335 – 345 min 5.5 – 5.75 hours

Table 21 Order for carrying out measures, sample size and time required for veal calves on farm.

Selecting veal calves for clinical assessment

Sampling methodVisual observation of each individual calf takes place in the corridor (for calves housed in small groups) or in the home pen (for calves housed in large groups) for the measures body condition score, wet calves, claw lesions, joint lesions, bursae, lameness, spots of hard skin, bitten tail/ear, all respiratory disorders, all enteric disorders, dull calves and obviously sick calves and dirty calves.

Furthermore, for all clinical health measures sample sizes are defined as follows:In small groups:• Whensizeofthebatch≤ = 200 calves, all calves are observed (all pens are observed)• Whensizeofthebatchis>200calvesamaximumof300calvesareobserved.Upto60pens

(depending on number of animals per pen) are randomly chosen using their numbers in a list).

Copyr

ight

Wel

fare

Qua

lity®


Remark: the lsize limit of the batch, as when all or a part of the calves on the unit have to be observed, could be extended to 300.Observations are performed at the pen level. The assessor stands in the corridor in front of the pen. The assessor takes 3 minutes to observe each pen and to record all of the information at individual and pen level. At the end of the observation the assessor moves to the next pen until the full sample is observed.

In large groups:• 100calvesareobserved.Theyarerandomlychoseninthebatchandequallydistributedamongstpens

Observation is performed at the individual level. The assessor enters the pen and randomly chooses a calf. He takes 1 minute to record all the information. At the end of the observation he chooses another calf until 100 calves are observed (the number of calves observed should be equally distributed amongst pens)

Selecting veal calves for behaviour assessment

Scan sampling observations Sampling method:For these measures sample sizes are the following:• Insmallgroups36pens(oriflesspensavailable,allpens)areobserved.• Inlargegroupsamaximumof9pensisobserved(between20and100calvesperpen).

Preparation:• Ensurethatthelightsareon.• Insmallgroups,4pensareobservedatthesametime.Inlargegroups,1penisobserved.• Observationstake10minuteswith5scansat2minintervals.• Penswhichareobservedandtheorderinwhichtheyareobservedarepreviouslyrandomlyselected.• 10minobservationsareperformedthreetimeswithdifferentpens(i.e.3x4pens)forsmallgroups.For

large groups it depends on the number of pens on the farm. If possible repeat observations three times with different pens (i.e. 3 x 1 pen).

Observation:• Theassessortakesplaceinthemiddleofthe4pens,oratthefrontofthepen,withlargegroups.• Theassessorwaitsfiveminutesbeforestartingtheobservation,sothatthecalvescangetusedtohim/her.• Afterthese5minutes,thestopwatchisstartedandtheobservationstartswithascanofthefirstpen,

further observations are made in a clockwise direction around the pens. • Every2minutesthebehaviourofallcalvesisscansampledusingtheethogram.Thetotalnumberof

observations per pen is 5 scans within 10 minutes.

Repetition• Attheendofthe10minobservationperiodtheassessorwalkstothenextfourpens(insmallpengroup

systems) or to the next large pen (in large pen group systems) and the procedure starts again.• Observationsasoutlinedabovetakeplacethreetimesduringtheday(morning,noon,afternoon)using

different pens if available.

Avoidance distance / Calf escape testPreparation:• Pensarerandomlyselectedandsothetestorderisdefined.• Smallgroups:allcalvesinapenwillbeobserved• Largegroups:apercentageofthecalves(randomlyselectedbeforethetest;usingalistofeartagnum-

bers) will be observed • Ensurethatthelightsareon.• Insmallgroups,allthecalveshavetogetup,ifnecessarywokenupbytheassessor.Forlargegroupsitis

not necessary to rouse all calves at the beginning of the test. Calves will be tested when they are standing.• Theapproachofeachcalfisfocussedonthehead,i.e.theassessortriestotouchthesnout/muzzlewithan

arm that is stretched out a little.

Copyr

ight

Wel

fare

Qua

lity®


Qualitative behaviour assessment (QBA)• Theassessorshouldfirstfamiliarizehim/herselfwiththeunit,decideontheobservationpoint/s,fillsout

the form (name, date, time of the day, farm, housing unit, number of animals in unit, breed) and describe the system.

• Theassessorthenleavestheunitfor5-10minutesinordertolettheanimalsgobacktotheirnormalundisturbed behaviours.

• Theassessorenterstheunitandobserveshowtheanimalsbehavefor10to2.5minutesateach observation point (10 min if only one area is observed). After all the observation points have been visited, the assessor walks out of the unit and scores the QBA descriptors on a scale from 0 to 125 mm.

7.1B Collection of data for veal calves on farm welfare (measured at slaughterhouse)

These measures are assessments of disease which are made at the slaughterhouse – but they reflect disease conditions indicating the farm life of the veal calves and are not reflections of the slaughter process. There-fore they are calculated together with the previous on-farm assessment, and jointly form the basis for the overall assessment for veal calves on farm.

Welfare Criteria MeasuresGood feeding 1 Absence of prolonged hunger This criterion is not applied in

this situation 2 Absence of prolonged thirst This criterion is not applied in

this situationGood housing 3 Comfort around resting This criterion is not applied in

this situation 4 Thermal comfort This criterion is not applied in

this situation 5 Ease of movement This criterion is not applied in

this situationGood health 6 Absence of injuries This criterion is not applied in

this situation 7 Absence of disease Lung lesions, abomasal lesions,

rumenal plaque 8 Absence of pain induced by This criterion is not applied in management procedures this situationAppropriate behaviour 9 Expression of social behaviours This criterion is not applied in this situation 10 Expression of other behaviours This criterion is not applied in

this situation 11 Good human-animal relationship This criterion is not applied in

this situation 12 Absence of fearfulness This criterion is not applied in

this situation

7.1B.1 Good feeding

7.1B.1.1 Absence of prolonged hungerThis criterion is not applied in this situation.

7.1B.1.2 Absence of prolonged thirstThis criterion is not applied in this situation.

Copyr

ight

Wel

fare

Qua

lity®


7.1B.2 Good housing

7.1B.2.1 Comfort around restingThis criterion is not applied in this situation.

7.1B.2.2 Thermal comfortThis criterion is not applied in this situation.

7.1B.2.3 Ease of movementThis criterion is not applied in this situation.

7.1B.3 Good health

7.1B.3.1 Absence of injuriesThis criterion is not applied in this situation.

7.1B.3.2 Absence of disease

Title Lung lesionsScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1B.5Method description For this measure 100 to 200 lungs per batch are assessed for the presence of lung lesions.

Visual observations take place for each individual lung on the slaughter line.

The assessor identifies the beginning of the batch of calves to observe. He stands just before the meat inspection control were the lungs are detached from the carcass and put onto the line. He observes the first 100 or 200 lungs from the batch or all lungs if the batch is less than 100 calves. He performs an inspection of the right and left sides of the lung (5 cranial lobes) spending about 10 seconds per lung.

Each lung is given a score for pneumonia discoloration (0 to 3) and for attached tissues due to pleuritis (absent or present).

For pneumonia discoloration, the left and right side of the lungs (cranial lobes) are observed and scored using the scales below:

Individual level Discoloration Description 0 No Normal pale orange colour 1 Minimal One spot of grey-red discoloration 2 Mild/moderate One larger or several small spots of grey-red

discoloration (less than one lobe) 3 severe Grey-red discoloration area (at least one full

lobe) and/or presence of abscesses

The worst score obtained by one of the two sides of the lung is attributed to the lung (see photographic illustration).

For attachment ot tissues (pleuritis), the whole lung is observed and scored using the following grid:

Individual level Attached tissues Description 0 No All lobes can be separated 2 Yes Lobes are attached together or to other tissues

(e.g. pericardium)

Copyr

ight

Wel

fare

Qua

lity®


The percentage of lungs with attached tissues and the mean discoloration score and percentage of lungs for each score of discoloration of the batch are calculated. See photographic illustration.

Classification Herd level: Percentage of lungs for each score of discoloration and Percentage of lungs with attached tissues (i.e. score 2)Lung lesion

Score 0: no pneumoniaNormal pale orange colour

©2006LerusteISA

Lung attached tissues:

Score 1 : minimal pneumonia1 spot of grey-red discoloration

©2006LerusteISA

Score 2 : mild/moderate pneumonia1 larger or several small spots of grey-red discoloration (less than 1 lobe)©2006LerusteISA

Score 3 : severe pneumoniaGrey-red discoloration area (at least one full lobe) and/or presence of abscesses©2006LerusteISA

Score 0: absentAll lobes can be separated

©2006LerusteISA

Score 2 : presentLobes are attached together or to other tissues (e.g. pericardium)©2006LerusteISA

Copyr

ight

Wel

fare

Qua

lity®


Title Abomasal lesionsScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1B.5Method description For this measure 60 abomasums per batch are assessed for the presence of abomasal

lesions. Visual observation of each abomasum is performed to evaluate the incidence of mucosal lesions (see photographic illustration).

The assessor identifies the beginning of the batch of calves to observe, while stand-ing in the room where the bowels are cleaned. For the 60 abomasum observed, a 10-15 cm section of the pyloric area is cut and placed in a separate box. These sections are longitudinally cut and cleaned with water by the assessor. He observes the sections and counts the number of lesions (from erosions to open ulcers) using the following grid:

Size of lesion 1 2 3 <0,5cm2 0,5 to 1cm2 >1cm2

count 0, 1, 2, 3, 4 and + 0, 1, 2, 3, 4 and + 0, 1, 2, 3, 4 and +

After observation, the abomasal sections are put into the animal products bin with the rest of the waste.

Classification Mean lesion score: Mean lesion score (0 to 24)= [(no. of lesions size 1 x 1) + (no. of lesions size 2 x 2) +

(no. of lesions size 3 x 3)] The % of abomasums with at least one large lesion (size 3) and the mean lesion score

are calculated for each batch.

1 : < 0,5 cm2Size

2 : 0,5 to 1 cm2 3:>1cm2

0

1

2and

+

Num

ber

©2006LerusteISA

Copyr

ight

Wel

fare

Qua

lity®


Title Rumenal plaqueScope Animal-based measure: Veal calves Sample size Sample size according to § 7.1B.5Method description For this measure 60 rumens per batch are assessed for presence of plaque. Plaque is a

pathological condition of the rumenal wall, consisting of multiple patches on the rumen mucosa with coalescing and adhering papillae covered by a sticky mass of feed, hair and cell debris (which feel like spots of chewing gum trampled into a door mat). (see photographic illustration).

Record whether or not there was any plaque present.

Individual level: 0 – Rumenal plaque not present 2 – Rumenal plaque presentClassification Herd level: The percentage of rumens with at least one plaque.

7.1B.3.3 Absence of pain induced by management proceduresThis criterion is not applied in this situation.

7.1B.4 Appropriate behaviour

7.1B.4.1 Expression of social behavioursThis criterion is not applied in this situation.

7.1B.4.2 Expression of other behavioursThis criterion is not applied in this situation.

7.1B.4.3 Good human–animal relationshipThis criterion is not applied in this situation.

7.1B.4.4 Absence of fearfulnessThis criterion is not applied in this situation.

Score 0: absent©2006LerusteISA

Score 2: present©2006LerusteISA

Copyr

ight

Wel

fare

Qua

lity®


7.1B.5 Sampling and practical information

SamplingObservations are performed at commercial slaughter houses where the observed batches are slaughtered. Batches can be slaughtered in one group or on several days. In the second case, one or two dates are chosen for observations depending on the size of the groups of calves slaughtered. For each batch 100 or 200 lungs, 60 abomasum and 60 rumens are observed. Furthermore, see Table 22.

Parameter Sample size Time needed approximatelyClinical measures• Lunglesions 100to200lungs • Min60min• Abomasallesions 60abomasums • Min120min• Rumenalplaque 60rumens

Table 22 Sample size and time required for measures for veal calves (on farm) collected at the slaughterhouse.

7.2 Calculation of scores for veal calves on farm

7.2.1 Criterion-scores

7.2.1.1 Absence of prolonged hungerThe % of lean calves and the % very lean calves are used to calculate an index:

index = 100 - (w1 (%lean) + w2 (%lean))/w2

with w1 = 0.35 and w2 = 1

Then the index is transformed into a score using I-spline functions (Figure 29):When I ≤ 75 then Score = (0.11124 x I) + (0.0052387 x I2) + (0.000028136 x I3) When I ≥ 75 then Score = –225.51 + (9.1316 x I) – (0.11503 x I2) + (0.00056267 xI3)

Figure 29 Calculation of scores for absence of hunger according to % lean animals (Weight: 0.35 for lean calves and 1 for very lean calves).

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

Proportion of health problems (weighted for severity)

Figure 22

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% lame cows (weighted for severity)

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% cows with skin alterations (weighted for severity)

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

Proportion of problems around resting (weighted for severity)

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% very lean cows

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% animals that can not be touched (weighted for distance)

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% days at pasture

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% days at pasture

0

20

40

60

80

100

Scor

e

0 20 40 60 80 100

% agonistic out of all social behaviour

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100


0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% lame animals

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% animals with skin alterations (weighted for severity)

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

Space allowance (in comparison to maximum, 9 m2 and minimum, 2 m2)

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

Space allowance (in comparison to maximum, 9 m2 and minimum, 2 m2)

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% dirty animals

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% lean animals

0

20

40

60

80

100

Scor

e

0 1 2 3 4 5 6 7 8 8 10

Index derived from average time to lie down or lying intentions

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

Proportion of butts and displacements (weighted for severity)

Figure 25

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% days at pasture

Figure 26

0

20

40

60

80

100

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% cows that cannot be touched (weighted by distance)

Figure 27

0

20

40

60

80

100

Scor

e

0 20 40 60 80 100

0

20

40

60

80

100

Scor

e

-10 -8 -6 -4 -2 0 2 4 6 8

Qualitative behaviour assessment

Figure 28

Figure 29

0

20

40

60

80

100

Scor

e

-10 -8 -6 -4 -2 0 2 4 6 8


0

20

40

60

80

100

Scor

e

-10 -8 -6 -4 -2 0 2 4 6 8


Figure 40

% calves that can be approached

Figure 39

0

20

40

60

80

100

10

30

50

70

90

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% lean calves (weighted for severity)

Figure 30

0

20

40

60

80

100

10

30

50

70

90

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% calves with no leg stretched

Figure 31

0

20

40

60

80

100

10

30

50

70

90

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% dirty calves

Figure 32

0

20

40

60

80

100

10

30

50

70

90

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% wet calves

Figure 33

0

20

40

60

80

100

10

30

50

70

90

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% calves with skin alterations (weighted for severity)

Figure 34

0

20

40

60

80

100

10

30

50

70

90

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% lame calves

Figure 35

0

20

40

60

80

100

10

30

50

70

90

Scor

e

0 10 20 30 40 50 60 70 80 90 100


Figure 36

0

20

40

60

80

100

10

30

50

70

90

Scor

e

0 10 20 30 40 50 60 70 80 90 100

Figure 37

0

20

40

60

80

100

10

30

50

70

90

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% scans with play

Figure 38

0

20

40

60

80

100

10

30

50

70

90

Scor

e

0 10 20 30 40 50 60 70 80 90 100

% scans with abnormal oral behaviour

Figure 5

Figuur 6

Figure 7

Figure 8

Figure 9

Figure 10

Figure 11

Figure 12

Figure 13

when y1 � 0.5

when 8 < y1

when 3 < y1 � 8

when 0.5 < y1 � 1.5when 1.5 < y1 � 3

Figure 14

Figure 15

Figure 16

Figure 17

Figure 18

Figure 19

Figure 20

Figure 21

welfare criteria measures good feeding good housing … calves on farm_collection of... · animals...

Documents