free access gestation sow systems from denmark august of 2008 part 2 anna johnson iowa state...
TRANSCRIPT
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ISU Foundation for Animal Welfare• Interrelated requirements of;
– European legislation– Danish legislation– Voluntary industry initiatives (set Danish Crown)
• Food safety• Meat quality• Ethics and welfare
– Minimization of tail biting– Hernias– Shoulder bruising– Neck scaring– Bites to the vulva
– DANISH Quality Guarantee (1995)• Thorough documentation of standard practices in Denmark• Additional issues addressed in 2001 (i.e. lighting, noise levels)
– Niche market demands• Organic• Free range• Pigs for the UK
Recorded at plant
Reported back to producer
Farm specific action plan
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ISU Animal Welfare Regulations
EU regulations; EU Directive 91/630/EEC
as amended by Directive 2001/88/EC
and Directive 2001/93/EC:
– No gestation stalls (from 2013)– Floor space per animal – Alarm systems for ventilation– Weaning at min. 4 weeks
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ISU Animal Welfare RegulationsDanish regulations; Danish Animal Welfare Act (1991): Established
the Danish Council of Animal Ethics– No gestation tethering (since 2005) – Cooling facilities
• New facilities 2000• All by 2015
– 2000 new construction must have a minimum of one third solid flooring
– Group housing of pregnant sows (Wk 4 post service until d7 pre-farrow)
– Nesting material to sows 1 wk before farrowing unless the manure system can not accommodate this
– No tooth clipping and special requirements for tail docking– Availability of manipulable materials (chains etc., not OK)
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ISU Danish legislation on sows and gilts Area:
- 1 - 4 sows/group 2.8 m2 per sow (~30 ft2)- 5 - 10 sows/group 2.2 m2 per sow (~24 ft2)- 11 - 17 sows/group 2.0 m2 per sow (~22 ft2)- 18 - 39 sows/group 2.25 m2 per sow (~24 ft2)- 40 - 2.025 m2 per sow (~22 ft2)
- 1 – 10 gilts 1.9 m2 per gilt (~20 ft2)- > 10 gilts 1.7 m2 per gilt (~18 ft2)
Lying area (solid/drained flooring and litter, straw)- Sows 1.30 m2 per sow (14 ft2)- Gilts 0.95 m2 per gilt (~10 ft2)
All sows from January 1st 2013 (new systems as of 15th of May 2003)
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ISUDanish legislation on sows and gilts
• Rooting materials to provide play– All sows from
January 1st 2013
• Fibrous feed to give satiety– All sows from May
15th 2003
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ISU
Monitoring and Control
• Danish Veterinary Service• 5% of herds audited annually by vets
– 50% of audited are random– 50% from a pool of frames that have
“issues”; • Antibiotic use• Poor quality pigs to the plant
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ISU
Monitoring and Control
• Veterinary care is mandated and tracked by farm– All farms are required to have an advisory contact
with a vet– Contracted vet must make 12 visits / yr (least 35 d)– All meds are prescribed– Licensed pharmacies fill all prescriptions and report
usages per vet / producer– Farmers must retain medication usage records for 3
yrs
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ISU
Housing systems for sows in Denmark
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ISUService facility; Stalls or loose
housing?
• Increased safety• Good overview• Competitive price
• High-quality management • Increased risk• Expensive system• UK production
Danish Pig Production
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ISU
Confrontations between sows
0
5
10
15
20
0 1 2 3 4 5 6 7 8 9 10
Days after weaning
No/
sow
/24
H
Danish Pig Production
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ISU
Activity during heat
0
5
10
15
20
-4 -3 -2 -1 0 1 2 3 4
0 = standing heat
num
ber/
sow
/day
MountingFlank nosingBoar contact
Danish Pig Production
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ISUActivity according to ranking
0
5
10
15
20
25
30
No/s
ow/d
ay
high rank medium rank low rank
nosing flank nosing mounting
Danish Pig Production
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ISU
Free access feeding stalls
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ISUGroup housed gestating sows
0
20
40
60
80
100
2000 2005 2010Year
% of sows
Lisbeth Ulrich Hansen Danish Pig Production
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ISU
• Simultaneous feeding
• Individual feed ration
• Management and control of feed ration
• Requires a large area
Free access feeding stalls
Danish Pig Production Video link 3739 / 3748
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ISU One feeding stall / sow; no substrate / rectangle alley behind
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ISU One feeding stall / sow; no substrate
• No natural lying area outside the stall
• Extensive dunging behavior in the entire area outside the stall
• Lying walls do not significantly affect behavior
• Impossible to keep bedding/rooting material dry
Video of “pigs’ view
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ISU One feeding stall / sow; with substrate
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ISU
Back portion slatted = concrete
Front part solid = concrete
Back gate swings shut to not allow another sow in
Sows nose presses this panel
Feeders / nipple drinkers
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ISU
See Saw
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ISU
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ISU
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ISU
Concrete alleyways
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ISU
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ISUVideo of sows in and out
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ISU
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ISUAble to manipulate the closure of back gates
manually if needed
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ISU
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ISU One feeding stall / sow; T pen
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ISU
One feeding stall / sow; T pen
• Separated lying and dunging areas• Well-defined lying areas• Possibilities for supplying bedding• 50 to 75% sows in lying area during resting
period• Entry zone to lying area dirty• DKK 10,000 per place unit (ESF = DKK 7,000)• OR $1,700
Danish Pig Production
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ISU One feeding stall / sow; T pen – limited substrate
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ISU
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ISU
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ISU
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ISU
Video link 3993
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ISU
One feeding stall / sow; L pen
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ISU Arrangement of activity area
Min. 3 m
Min. 3 m
Danish Pig Production
(3 m = 9.84 ft)
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ISU Activity area
• Manure is easily pushed through
• Manure is less easily pushed through
• Slatted floor is placed “opposite the lying area”
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ISU Danish recommended stall dimensions – interior measurements
Housing section Stall Width, cm Length, cmService/control facility with stalls
Standard 60 (23 in) 210 (82 in)Large 70 (27 in) 210 (82 in)
Gestation facility with loose housing
Feeding & resting stall
60 (23 in) 210 (82 in)
Danish Pig Production
Note the length is stated from the back of the trough i.e. the edge of the trough nearest to the sow
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ISUHousing temperature affects
behavior
010203040506070
13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
Temperature, oC
Sow
s out
side
stal
l, av
. %
The higher the temperature inside,the fewer sows in the free area
Danish Pig Production
Loafing area
Stalls
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ISU Sows’ use of feeding stalls
54 55
35
0
10
20
30
40
50
60
%
% sows in deep litter
Recently servedHalfway gest. Gest.
Danish Pig Production
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ISU Sows’ use
39 42
62
0
10
20
30
40
50
60
70%
% sows in deep litter
Morning Afternoon Evening
Danish Pig Production
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ISU Sows that need treatment
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ISU Legislative requirements• Always have one free hospital (relief) pen place ready for use!
• Min. 3.5 m2 (~38 ft2) unobstructed free area
• Relief pens for more animals → 2.8 m2 (~30 ft2) unobstructed free area per animal
• Max. 3 animals per relief pen!
• 2/3 soft bedding
• Cooling and heating possibilities
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ISU Recommended design of hospital pens
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ISU
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ISU
General notes from the trip• Most producers would bred in stalls, preg.
check, and then move them into the groups• Most groups were static in nature • Tried to group them by size• Vets visit once a month• Shoulder lesions are a BIG issue• All sorts of floor types, substrate use!
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ISU
Questions