master production schedules

8/9/2019 Master Production Schedules

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Master Production ScheduleMaster Production Schedule


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OverviewOverview

• DefineDefine MMasteraster PProductionroduction SSchedulechedule

• Explain MPSExplain MPS

• Discuss How MPS WorksDiscuss How MPS Works

• Example From !eal "ife#Example From !eal "ife#

• $rainstorm% How &an MPS Help 'our$rainstorm% How &an MPS Help 'our

Firm(Firm(• Practice MPS "o)icPractice MPS "o)ic


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What is MPS(What is MPS(

• MMasteraster PProductionroduction SSchedule *chedule *

States the re+uirements forStates the re+uirements for

individual end items ,- date andindividual end items ,- date and+uantit-. /+uantit-. /0P1&S 0P1&S


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MPS ExplainedMPS Explained

• $reaks down2 or disa))re)ates2$reaks down2 or disa))re)ates2

the production plan into productthe production plan into product

familiesfamilies

• Promotes valid order promisesPromotes valid order promises

• Provides a communicationProvides a communication

medium ,etweenmedium ,etween

Marketin)3Sales and OperationsMarketin)3Sales and Operations


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Explanation &ontinuedExplanation &ontinued

• Proactivel- control a,ilit- toProactivel- control a,ilit- to

deliver )oods to customersdeliver )oods to customers

• !esource availa,ilit- control!esource availa,ilit- control

• Proactivel- control inventor-Proactivel- control inventor-

levelslevels


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Disa))re)ate the Sales andDisa))re)ate the Sales and

Operations PlanOperations Plan

• 4he production plan is ,roken4he production plan is ,roken

into product familiesinto product families


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Promotes 5alid Order PromisesPromotes 5alid Order Promises

• $- validatin) the capacit- for$- validatin) the capacit- for

the MPS throu)h rou)h cutthe MPS throu)h rou)h cut

capacit- plannin)2 alterativecapacit- plannin)2 alterativeplans can ,e made when thereplans can ,e made when there

are more orders than productionare more orders than production


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Marketin)Marketin) OperationsOperations

• Marketin) communicatesMarketin) communicates

demand throu)h customerdemand throu)h customer

orders and forecastsorders and forecasts

• Operations communicatesOperations communicates

capacit- throu)h inventor-capacit- throu)h inventor-

levels and constraintslevels and constraints


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!esource 0vaila,ilit-!esource 0vaila,ilit-

&ontrol&ontrol

• Production shortfalls will ,eProduction shortfalls will ,e

known ahead of time andknown ahead of time and

alternative plans can ,e made.alternative plans can ,e made.


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&ustomer Service&ustomer Service

• Proactivel- control a,ilit- toProactivel- control a,ilit- to

deliver )oods to customersdeliver )oods to customers


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1nventor- &ontrol1nventor- &ontrol

• Proactive approach to inventor-Proactive approach to inventor-

controlcontrol

* 1tems are scheduled to arrive when1tems are scheduled to arrive whenneededneeded

* Safet- stock has less importanceSafet- stock has less importance


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Plannin) Or)ani6ationPlannin) Or)ani6ation

S h o p F l o o r C o n t r o l

M a t e r i a l s R e s o u r c e p l a n n i n g

M a s t e r P r o d u c t i o n S c h e d u l e

S a l e s a n d O p e r a t i o n s P l a n

I n p u t / O u t p u t

C a p a c i t y R e q u i r e m e n t s P l a n

R o u g h C u t C a p a c i t y P l a n n i n g

R e s o u r c e P l a n n i n g


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How MPS WorksHow MPS Works

• 1nformation needed for MPS1nformation needed for MPS

lo)iclo)ic

* "ot Si6e"ot Si6e

* "ead 4ime"ead 4ime

* Product DemandProduct Demand

* Startin) 1nventor-Startin) 1nventor-


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How MPS Works &ont.How MPS Works &ont.

Period 1 2 3 4 5

Demand 30 30 30 30 30

Available 20 15 10 5 0

MPS 50 25 25 25 25

W2 Inc. MPS for Widgets

Lot Size = 25 unitsLead Time = 0 periods


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7et Spra- &orp. Example7et Spra- &orp. Example

• 7et Spra- &orporation7et Spra- &orporation

* Markets dispensers for hot 8 coldMarkets dispensers for hot 8 cold

,evera)es,evera)es* 9ses an inte)rated s-stem that includes%9ses an inte)rated s-stem that includes%

• M!PM!P

• &apacit- Plannin)&apacit- Plannin)

• Shop floor controlShop floor control

• MPSMPS

• 1nventor- Mana)ement1nventor- Mana)ement


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Example &ontinuedExample &ontinued


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$rainstormin) Exercise$rainstormin) Exercise

• How can an MPS s-stem ,eHow can an MPS s-stem ,e

used in -our Firm(used in -our Firm(


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'ou:re the Master'ou:re the Master

Scheduler;Scheduler;

• WW>Wid)et =>>>• Startin) 1nventor- ? >Startin) 1nventor- ? >

• "ot Si6e ? =>"ot Si6e ? =>

• "ead time ? >"ead time ? >


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WW


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Summar-Summar-

• MPS ,reaks the Sales 8MPS ,reaks the Sales 8

Operations plan into productOperations plan into product

familiesfamilies• Maintains Desired "evel ofMaintains Desired "evel of

&ustomer Service&ustomer Service

• 0llows proactive control of0llows proactive control ofinventor-inventor-


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$i,lio)raph-$i,lio)raph-

•

Sourc %

ourc %

• &ox 1112 7ames F.2 and $lackstone 7r.2 7ohn H.2&ox 1112 7ames F.2 and $lackstone 7r.2 7ohn H.2eds.eds. 0P1&S Dictionar-.0P1&S Dictionar -. @AAB@AAB

• 5ollman2 4homas E.2 William ". $err-2 D. &la-5ollman2 4homas E.2 William ". $err-2 D. &la-Wh-,ark2 C@AAWh-,ark2 C@AA Manufacturin) Plannin) andManufacturin) Plannin) and&ontrol S-stems&ontrol S-stems CCthth ed.. Gew 'ork Mcraw/ed.. Gew 'ork Mcraw/

HillHill

• 0P1&S. C>>.0P1&S. C>>. $asics of Suppl- &hain$asics of Suppl- &hainMana)ement.Mana)ement. 5ir)inia.5ir)inia.

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