FOOD AND FIBER FROM ANIMALS

INTEREST APPROACH Make a list of 20 foods that you eat regularly. Which foods are good sources of protein?

INTRODUCTION Animals play major roles in the food production chain Source of energy Source of vitamins and minerals By-products from animals Conservation of low quality roughages to food and fiber for humans Conservation of grains to high quality protein and nutrients

LIVESTOCK CONTRIBUTION TO TOTAL WORLD PROTEIN DEMAND MEAT34.7% MILK33.7% AQUATIC ANIMALS27.2% EGGS 4.4%

TYPICAL PROTEIN CONSUMPTION IN THE U.S. (grams per week/person) MILK760 MEAT299 EGGS 50 AQUATIC ANIMALS 30

BASIC ANIMAL SCIENCE ENTERPRISES Beef cattle Seedstock production - purebred and crossbred Cow-calf commercial - feeder calf production Stocker – backgrounding Feedlot - finishing

BASIC ANIMAL SCIENCE ENTERPRISES Swine Seedstock production – purebred and crossbred Farrow to finish Farrow to feeder pig Finishing feeder pigs

BASIC ANIMAL SCIENCE ENTERPRISES Sheep Seedstock production – purebred and crossbred Breeding – ewe flock feeder lamb production Market – lamb feed lots Ewe lock to finishing Range operations Farm flocks

BASIC ANIMAL SCIENCE ENTERPRISES Dairy Seedstock production – purebred and cross Milking herds Veal production

BASIC ANIMAL SCIENCE ENTERPRISES Poultry Layers Fryers/broilers Turkeys Breeding Game birds

BASIC ANIMAL SCIENCE ENTERPRISES Auqaculture Commercial fisheries Fish farming

DEVELOPMENT IN THIRD WORLD COUNTRIES Less sophistication of livestock production Smaller sized units of livesotck production Developing nations consume large quantities of aquatic animals Amount of protein is considerable less than that consumed in Western nations