ANSI 1124 Lecture Notes - Lecture 21: Crossbreed, Silage, Estrous Cycle
Document Summary
Beef cattle operations are located in every state in the us. 283 days from breed to birth (~9. 5 months) 2014 united states beef inventory 38 million head: 18 million fewer cows than 1975, #s are steadily declining but dairy cattle are steady, still producing more beef than ever before. Beef industry"s commitment to genetic selection and improved nutrition, reprod tech, improved stewardship: largest segment of us agriculture. 90% of cow calf operations own fewer than 100 cattle. Located in every state of the us. Seed stock 2-3% of industry: registered bulls, cows, heiffers, semen, embryos. Technology allows more accuracy in genetic selection. Actual genetic improvement takes place in purebred breeders: purebred propagator / multiplier breeders, progressive commercial breeder, large scale, small scale, part time commercial breeders. Us exports semen and live cattle semen sale export surpasses amount sold nationwide: uslge supports. Non profit trade association dedicated to export.