Animal C- Antibiotic and Slaughter of all Current data in 1998 showed that Mitchell, J.M., M.W. Receiving/ pesticide residues animals approximately 1% of animal products McEwen, W.B. McNab, and holding in US and contain antibiotic residues A.J. Yee. 1998. at very low levels. Though due to low Antimicrobial Drug prevalence of the positive results, Residues in Milk and Meat: about 90% are expected to be false Causes, Concerns, positives. Prevalence, Regulations, Tests, and Test Performance. Journal of Food Protection. 61 (6) B Co-mingling and Feed withdrawal and holding animals Miller, M.F., M.A. Carr, –Contamination with resting of animals 2 to 6 hours prior to slaughter has been D.B. Bawcom, C.B. Salmonella spp., to slaughter shown to reduce the incidence of Ramsey, and L.D. Listeria ruptured viscera and Thompson. 1997. monocytogenes, Microbiology of pork Campylobacter spp., carcasses from pigs with Clostridium differing origins and feed perfringens, and withdrawal times. Journal Yersinia of Food Protection. 60 (3) enterocolitica 242-245. P Foreign Slaughtering There is a low incidence of National Beef Quality – material animals with the occurrence. Audits, 1991, 1995, 2000. possible presence of needles, buckshot etc.
Animal Receiving/ holding C- Antibiotic and pesticide residues Slaughter of all animals Current data in 1998 showed that approximately 1% of animal products in US and contain antibiotic residues at very low levels. Though due to low prevalence of the positive results, about 90% are expected to be false positives. Mitchell, J.M., M.W. McEwen, W.B. McNab, and A.J. Yee. 1998. Antimicrobial Drug Residues in Milk and Meat: Causes, Concerns, Prevalence, Regulations, Tests, and Test Performance. Journal of Food Protection. 61 (6) B –Contamination with Salmonella spp., Listeria monocytogenes, Campylobacter spp., Clostridium perfringens, and Yersinia enterocolitica Co-mingling and resting of animals to slaughter Feed withdrawal and holding animals 2 to 6 hours prior to slaughter has been shown to reduce the incidence of ruptured viscera and Miller, M.F., M.A. Carr, D.B. Bawcom, C.B. Ramsey, and L.D. Thompson. 1997. Microbiology of pork carcasses from pigs with differing origins and feed withdrawal times. Journal of Food Protection. 60 (3) 242-245. P – Foreign material Slaughtering animals with the possible presence of needles, buckshot etc. There is a low incidence of occurrence. National Beef Quality Audits, 1991, 1995, 2000.
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