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Published byGyles Jefferson Modified over 8 years ago
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Livestock Beef and Dairy Cattle, Pork, and Poultry
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Beef Breeds English Breeds (European, Bos taurus) Angus- black breed with excellent meat quality Hereford- red with a white face Shorthorn- used in the bloodline of more than 30 other breeds
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English Breeds
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Beef Breeds Exotic Breeds Grow faster than English breeds Leaner meat Imported when Americans demanded leaner meat Charolais, Limousin, Simmental
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Beef Breeds Breeds in America have been developed by crossing (breeding) English and Exotic Breeds from India Resulted in: –Increased heat tolerance –Parasite (worms, lice) resistance –Resist disease Example: Brangus
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Dairy Breeds Holstein –90% of the dairy cattle in the US –Black and white –Leading producer of milk –Produce about 18,000 lbs. Of milk per cow per year
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Holstein
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Dairy Breeds Other Breeds Jersey- cream to light fawn to almost black Number one in milk fat Guernsey- fawn and white Ayrshire-cherry red and white Brown Swiss- solid brown
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Dairy Breeds
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Pork Production The pork industry has changed greatly –Focus on creating a leaner meat as opposed to a “lard” type hogs Types of operations: –Feeder pigs –Market hogs
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Pork Production Purebred produces produce high quality boars –Used for artificial insemination –Improve genetic make up of herd –Cross bred with sows to increase hybrid vigor
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Swine Breeds American Landrace Duroc Chester White Hampshire Yorkshire
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Poultry Production
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Classified as either: –Layers Developed to produce huge numbers of eggs –Broilers Young chickens grown for their meat
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Poultry Production Chicken Breeds: –Layers White Leghorn –Broilers Cornish –Other Bantams- miniature version of standard breeds –Used primarily for show
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Poultry Production Turkeys –90% grown are Broad-Breasted White
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