ANSC 1001 Lecture Notes - Lecture 14: Red Meat, Preconditioner, Omega-3 Fatty Acid
Document Summary
Geographic locations of beef cattle industry: midwest corn belt. Close to abundant feed-sources: top 5 states for all cattle & calves. Oklahoma 4. 85 million: top 5 states for cattle in feedlots with capacity of more than 1000 head (1000 cows) Goals of beef feeding: produce high percent calf crop, produce high quality & quantity of beef. A birth to 7-9 months of age (400-500lbs body weight: stocker-feeder (yearling) Fed high forage rations: feedlot (finishing) Feed high energy ration to finish for slaughter at 1,000 to 1,300lbs. Can finish on pasture: feeding the brood cow. Goal is to calve every 365 days. Nutrition plays important role in successful reproduction. 30 days prior to calving & 70 days after calving. Calving season can be spring or fall. Summer feeding of pregnant cows (fall calving) + 15 pou(cid:374)ds" (cid:272)or(cid:374) silage (cid:272)a(cid:374) su(cid:271)stitute for appro(cid:454)i(cid:373)atel(cid:455) 1/3 of pasture availability. Summer feeding of lactating cows (spring calving) Mature cows can consume 2-3% of body weight.
