Unit 9 The Livestock Industry

Animal Species Species – most detailed classification Same species? – Can they successfully produce offspring?

U.S. Animal Industries Beef – largest agricultural segment – 70 lbs. per person annually – three main production parts Swine – third largest meat industry – U.S. is third in the world – three production phases Sheep – Raised in every state – Americans eat 2.5 pounds – Five classes of wool Goat – Growing in the U.S. – Four types of operations Horse – Used for recreation, rodeo, pleasure, racing

Livestock By-Products Edible – Intestines, liver, tongue Inedible – Cosmetics, shaving cream, fabric softener, paint Medical – Insulin, asthma, upset stomach

Livestock Nutrition Nutrition Feed Ration Supplement Nutrients – 6 major classes Water Carbohydrates Minerals Vitamins Protein Fat

Livestock Diseases and Parasites Good Health Content Animal Alertness Chewing Cud Shiny Hair Coat Bright Eyes Pink Membranes Normal Body Temperature Poor Health Rough Hair Coat Dull, Glass Eyes Standing Alone Head Down Abnormal Feces High Temperature Labored Breathing

Diseases Parasites

Advances in Livestock Reproduction Artificial Insemination – Manually placing sperm cells close to eggs – Allows the use of superior genetics Cloning – Organism genetically identical to another living organism

Ethical Issues Ethics – System of moral principles that defines right and wrong Cloning – FDA does not address – Worldwide debate