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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]
The Swiss Holstein is the Swiss variant of the international Holstein-Friesian breed of dairy cattle. It results from systematic cross-breeding , through artificial insemination between 1966 and 1973, of the traditional dual-purpose black-pied Fribourgeoise from the Canton of Fribourg in western Switzerland with Canadian Holstein stock.
Toystory (May 7, 2001 – November 27, 2014) was a Holstein bull who sired an estimated 500,000 offspring in more than 50 countries around the world. [1] He was owned by Genex Cooperative Inc., and was housed in Shawano, Wisconsin. [2]
According to the Holstein International edition of May 2005, Lee is the second highest producer of semen in history only after Skalsumer Sunny-Boy. Descendants of Duregal Astre Starbuck: STBVQ Rubens RC – Rubens, one of the most used red-carrier bulls of the twentieth century, is the sire of 2 very important red show cows. Lavender Ruby ...
Kian (11 June 1997 [1] – 2013) [2] was a red-and-white breeding bull.He was the first red Holstein bull from the Netherlands whose semen was sold worldwide; more than a million units of his frozen semen were sold.
Some were imported to the United States, and in 1960 a herd was started in New York State by cross-breeding some of them with an unrelated Canadian bull. [ 2 ] : 110 A breed society , the Ankole Watusi International Registry, was set up in 1983, [ 2 ] : 110 and in 1989 a breed standard was drawn up. [ 4 ]
Piker bullocks are micky bulls (uncastrated young male bulls) that were caught, castrated and then were later lost. [7] In Australia, the term Japanese ox is used for grain-fed steers in the weight range of 500 to 650 kg that are destined for the Japanese meat trade. [8]
A bull is typically ready for slaughter one or two months sooner than a castrated male or a female, and produces proportionately more and leaner muscle. [24] Frame score is a useful way of describing the skeletal size of bulls and other cattle. Frame scores can be used as an aid to predict mature cattle sizes and aid in the selection of beef bulls.