BROILER PRODUCTION - A CASE STUDY
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BROILER PRODUCTION- A CASE STUDY
Peter Sandøe
University of Copenhagen, Faculty of Life Sciences
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PLAN• History – how broiler production came about• Development of meat production – role of broilers• The elements of broiler production• Effects on environment• Effects on animal welfare• Other issues• Conclusion – the dilemma of broiler production
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HISTORY – HOW BROILER PRODUCTION CAME
ABOUT
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DEVELOPMENT OF MEAT PRODUCTION
– ROLE OF BROILERS
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Per Capita Consumption of Meat in the USA (USDA)
Year Poultry Beef Pork Fish Total1960 34.3 63.3 59.1 10.3 167.01970 48.4 84.6 55.8 11.8 200.61980 58.3 76.6 57.3 13.0 205.21990 79.1 67.8 49.7 15.6 212.22000 95.3 67.7 52.7 15.2 230.920032006
100.3104.0
64.460.0
51.852.0
15.6N/A
232.1N/A
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THE ELEMENTS OF BROILER PRODUCTION
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556 g(463 %)
120 g(100 %)
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BACKGROUND
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EFFECTS ON ENVIRONMENT
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EFFECTS ON ANIMAL WELFARE
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Normal gait with no detectable abnormalitySlightly uneven gait, difficult to define and identify defectDefect in gait without hindering movement or accelerationGait defect affecting the ability to move, and accelerateSevere gait defect, moving only when encouragedIncapable of sustained walking
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PREVALENCE OF FOOT PAD DERMATITIS IN BROILERS, DK 2002-2005
A. Up to 40 points ≈ up to 20% severe lesionsB. 41-80 points ≈ up to 40% severe lesionsC. 81-200 points ≈ up to100% severe lesions
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OTHER ISSUES
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Other issues• Public health
– Foodborne diseases (Salmonella, Campylobactor ...)– Pandemies (Avian flu, ...)
• Nature protection• ...
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CONCLUSION – THE DILEMMA OF BROILER
PRODUCTION
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CONCLUSION – THE DILEMMA OF BROILER PRODUCTION• On the one hand broiler production
– delivers nutritious and cheap food– with relatively small effects on the environment
• On the other hand broiler production– has huge negative effects on animal welfare