animal welfare in small poultry flocksconferences.illinois.edu/resources/20033/... · nmost...
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Animal Welfare in Small Animal Welfare in Small Poultry FlocksPoultry Flocksnn Anne Fanatico, Ph.D.Anne Fanatico, Ph.D.nn USDA Agricultural Research Service, Poultry USDA Agricultural Research Service, Poultry
Production and Product Safety Research Production and Product Safety Research Unit, Fayetteville, ARUnit, Fayetteville, AR
SmallSmall--scale poultry scale poultry productionproductionnn Small producers Small producers
provide outdoor provide outdoor access, natural access, natural feed, no routine feed, no routine medicationsmedications
nn Sell to directly to Sell to directly to consumersconsumers
Animal WelfareAnimal Welfare
nn Biological FunctioningBiological Functioning–– Bird is healthy, growing, reproducing wellBird is healthy, growing, reproducing well
nn Affective StateAffective State–– Pain, fear, frustration, contentPain, fear, frustration, content
nn Natural LivingNatural Living–– Bird should express behaviors of speciesBird should express behaviors of species
Fraser, 2008
Industry welfare standardsIndustry welfare standards
nn United Egg Producers United Egg Producers nn National Chicken National Chicken
Council Council nn National Turkey National Turkey
FederationFederation
nn Endorsed by Food Endorsed by Food Marketing Institute and Marketing Institute and by National Council of by National Council of Chain RestaurantsChain Restaurants
Independent Welfare Independent Welfare Assurance OrganizationsAssurance Organizationsnn Certified HumaneCertified Humanenn American Humane American Humane
CertifiedCertifiednn Animal Welfare Animal Welfare
ApprovedApproved
Comprehensive programs Comprehensive programs covercovernn ProductionProductionnn ManagementManagementnn ProcessingProcessingnn RecordRecord--keeping; auditkeeping; auditnn Annual onAnnual on--site inspectionsite inspection
nn Most smallMost small--scale scale poultry producers poultry producers do not participate do not participate in welfare in welfare assurance programsassurance programs
nn Producer is solely Producer is solely responsible for responsible for welfare of flockwelfare of flock
HousingHousing
nn Must protect birds Must protect birds from elements from elements (rain, direct sun, (rain, direct sun, cold, wind, heat)cold, wind, heat)
nn In openIn open--sided sided housing/shelters, housing/shelters, birds often do not birds often do not remain dry or may remain dry or may be exposed to windbe exposed to wind
nn Panting indicates Panting indicates heat stress; heat stress; huddling indicates huddling indicates coldcold
Outdoor AreaOutdoor Area
nn Birds should be Birds should be able to express able to express natural behaviors natural behaviors like foraging, like foraging, running, flying, running, flying, dustbathingdustbathing–– Bird behavior is Bird behavior is
limited when limited when confined to a penconfined to a pen
nn Birds should be Birds should be protected from protected from predatorspredators–– Use predatorUse predator--proof proof
housing, electric net housing, electric net fences;fences;
–– Birds of prey: use Birds of prey: use net, distraction, dognet, distraction, dog
nn Avoid muddy or Avoid muddy or overworn areasoverworn areas
nn Provide Provide shade/shelter on shade/shelter on pasturepasture
StockStock
nn HighHigh--yielding birdsyielding birds–– Efficient meat Efficient meat
producers, but possible producers, but possible welfare issueswelfare issuesnn Lameness, metabolic Lameness, metabolic
problemsproblems
nn AWA limits the use of AWA limits the use of fastfast--growing birdsgrowing birds–– Only permits slowOnly permits slow--
growinggrowing
Impact of Genotype and Production Systems Impact of Genotype and Production Systems on Gait Scoreon Gait Score
0%
20%
40%
60%
80%
100%
Slow-Out Fast-Out Slow-In Fast-In
0 1 2 3 4 5
All treatments ***PS (Fast) ***
100%0
53%2
31%1
77%2
100%0
Source: Fanatico et al. 2008. Poult. Sci. 87:1012-1021
HealthHealth
nn Prevent the Prevent the introduction of introduction of disease with disease with vaccinations as vaccinations as needed and good needed and good biosecurity/sanitation biosecurity/sanitation practicespractices
nn If there is no vet, If there is no vet, use state diagnostic use state diagnostic lab resourceslab resources
nn Risk of poor welfare Risk of poor welfare is high if treatment is high if treatment is needed but not is needed but not obtainedobtained
nn BeakBeak--trimming not trimming not practiced by small practiced by small flock producers flock producers
nn Must ensure no Must ensure no featherfeather--pecking or pecking or cannibalismcannibalism
FeedingFeeding
nn Birds need a balanced Birds need a balanced diet that meets their diet that meets their nutritional nutritional requirementsrequirements–– Good pasture/range Good pasture/range
helps helps
nn Provide fresh waterProvide fresh water–– Birds drink less if water Birds drink less if water
is too hot or too coldis too hot or too cold
ManagementManagement
nn Inspect dailyInspect daily–– Birds should not show signs of illness, Birds should not show signs of illness,
injury, thinness, lameness, parasitism, injury, thinness, lameness, parasitism, soiled or damaged feathers, fractured soiled or damaged feathers, fractured bones, ulcerations on foot padsbones, ulcerations on foot pads
nn Birds that cannot recover should be Birds that cannot recover should be humanely euthanizedhumanely euthanized–– Cervical dislocation or rapid decapitationCervical dislocation or rapid decapitation
Catching and transportCatching and transport
nn Limit feed withdrawal Limit feed withdrawal to no more than 8 to no more than 8 hours (AWA, 2008)hours (AWA, 2008)
nn Hold birds individually Hold birds individually and upright; or by both and upright; or by both legs legs
nn During transport, During transport, protect birds from heat protect birds from heat or coldor cold
nn Limit transport to no Limit transport to no more than 4 hours more than 4 hours (AWA, 2008)(AWA, 2008)
SlaughterSlaughter
nn Avoid live shackling if Avoid live shackling if possible; use cone or possible; use cone or other restraintother restraint
nn Bird should feel no Bird should feel no pain at slaughterpain at slaughter–– Stun before cutting neckStun before cutting neck–– Effective stun should Effective stun should
result in instant loss of result in instant loss of consciousness or not consciousness or not cause distresscause distress
nn Poultry stun not Poultry stun not required by lawrequired by law
SmallSmall--scale Stun Methodsscale Stun Methods
nn ElectricalElectrical–– Stun knife (whole body Stun knife (whole body
stun)stun)–– HeadHead--only stunonly stun
nn Captive boltCaptive bolt–– Penetrating or Penetrating or
concussiveconcussivenn GasGas
–– Carbon dioxide has Carbon dioxide has euthanizing effect but euthanizing effect but aversive over 30%; use aversive over 30%; use in combination with in combination with oxygen or inert gas or oxygen or inert gas or biphasicbiphasic
75% argon and 25% CO2
Research is needed on captive bolt, Research is needed on captive bolt, headhead--only stun, and gas stunonly stun, and gas stun
Carcass damage may result from wing Carcass damage may result from wing flapping and convulsionsflapping and convulsions
Impact of Stun Methods of BroilersImpact of Stun Methods of BroilersTreatmentTreatment Blood Blood
LossLossConvulsionsConvulsions Total Total
Carcass Carcass DefectsDefects
00--10 sec10 sec 1010--60 sec60 sec 6060--120 sec120 sec
No stunNo stun 3.033.03 22 33aa 33aa 4.24.2
Head stunHead stun 3.033.03 2.42.4 1.81.8bb 1.21.2bb 4.84.8
Body stun Body stun LowLow
3.163.16 2.252.25 1.751.75bb 1.01.0bb 3.53.5
Body stun Body stun HighHigh
3.643.64 1.21.2 1.61.6bb 1.21.2bb 2.42.4
Scores on a 4-point scale: 1= none to mild quiver; 4 = violent full body movementSource: Fanatico, A.C., W. Kuenzel, and C.M. Owens, unpublished data
Birds should be dead Birds should be dead before entering before entering scalderscalder–– After stunning, cut After stunning, cut
all vessels in neckall vessels in neck–– Bleed for at least 2 Bleed for at least 2
minutesminutes
ConclusionsConclusions
nn Many inherent welfare advantages to small flocksMany inherent welfare advantages to small flocks–– Outdoor access, generous space, natural molting, little Outdoor access, generous space, natural molting, little
transportation and handlingtransportation and handling
nn However, some practices can be hard to justify However, some practices can be hard to justify from welfare point of viewfrom welfare point of view–– Inadequate housing, confinement on pasture, no stunningInadequate housing, confinement on pasture, no stunning
nn Welfare of farm animals is not protected by law as Welfare of farm animals is not protected by law as much as other animalsmuch as other animals
nn Producer has sole responsibility for bird wellProducer has sole responsibility for bird well--beingbeing