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ABS Global, formerly the American Breeders Service, is an artificial insemination company that sells frozen bovine semen. It headquarters are in DeForest, Wisconsin . American Breeders Service was founded in 1941 by John Rockefeller Prentice .
The business has its origins in the former Breeding & Production Division of the Milk Marketing Board which was established in 1933 and broken up in 1994. [3] In 1999 Genus acquired ABS Global, a company founded by J.R. Prentice in the US as the American Breeders Service in 1941 selling the semen of cattle. [4]
In most cases of Dairy Bulls the bull has a halter or rope inserted into his nose ring. This is so he can be led and his handler can be a safe distance away, yet have some control over the animal. In the collection area there usually is a stall or stanchion where a mount animal is tied in. A mount animal can be a steer, a cow, or even another bull.
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A meta search engine for 50 major bioinformatic databases and projects. Free Available from Liebel-Lab KIT Karlsruhe Institute of Technology Book Review Index Online: Book reviews: Subscription Thomson Gale [28] Books In Print: Books: Subscription R.R. Bowker [29] CAB Abstracts: Applied life sciences
Osborndale Ivanhoe (1952–1970), Holstein bull owned by Frances Osborne Kellogg and mated 100,187 times and whose semen was shipped all over the world. [40] Toystory (2001–2014), Holstein bull whose semen has sold more than 2.4 million units worldwide and has been estimated to have sired over 500,000 offspring [41]
A bull calf with high genetic potential may be reared for breeding purposes. It may be kept by a dairy farm as a herd bull, to provide natural breeding for the herd of cows. A bull may service up to 50 or 60 cows during a breeding season. Any more and the sperm count declines, leading to cows "returning to service" (needing to be bred again). A ...