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Trenbolone acetate was first synthesized in 1963 and approved by the livestock industry as a growth promoter for beef cattle in the early 1970s. [5] [10] [11] During this period of its first administration, trenbolone acetate was sold under the names Finajet and Finaject. The original manufacturer of trenbolone acetate discontinued during the ...
The use of meat and bone meal, produced from the ground and cooked leftovers of the slaughtering process, as well as from the carcasses of sick and injured animals, such as cattle or sheep, as a protein supplement in cattle feed was widespread in Europe prior to about 1987. [19]
Live cattle is a type of futures contract that can be used to hedge and to speculate on fed cattle prices. Cattle producers, feedlot operators, and merchant exporters can hedge future selling prices for cattle through trading live cattle futures, and such trading is a common part of a producer's price risk management program. [1]
In cattle on 28 January 2004 Elanco Animal Health made Optaflexx commercially available in the US. Optaflexx is a "medicated feed additive that is labeled only for use in steers or market heifers (not breeding heifers or bulls) during the last 28–42 days on feed."
A meta-study concluded that intake of protein supplements higher than around 1.6 g/kg/day do not further improve the gains in FFM (fat free mass) [3] “at least for younger individuals”, [3] with a confidence interval from 1.03 to 2.20 [3] so “it may be prudent to recommend ~2.2 g protein/kg/d for those seeking to maximize resistance ...
A feed additive is an additive of extra nutrient or drug for livestock. Such additives include vitamins, amino acids, fatty acids, minerals, pharmaceutical, fungal products and steroidal compounds. The additives might impact feed presentation, hygiene, digestibility, or effect on intestinal health. [1] [2]
Smithfield Foods hog CAFO, Unionville, Missouri, 2013. In animal husbandry, a concentrated animal feeding operation (CAFO), as defined by the United States Department of Agriculture (USDA), is an intensive animal feeding operation (AFO) in which over 1,000 animal units are confined for over 45 days a year.
Blood meal is a dry, inert powder made from blood, used as a high-nitrogen organic fertilizer and a high protein animal feed. N = 13.25%, P = 1.0%, K = 0.6%. It is one of the highest non-synthetic sources of nitrogen. It usually comes from cattle or hogs as a slaughterhouse by-product.