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The Australian Charbray (Bos taurus x Bos indicus) is an Australian breed of cattle derived from a cross between the French Charolais cattle and American Brahman cattle.The charbray breed was first conceived in the United States of America in the 1930s and later introduced into Australia in 1969. [1]
Most beef cattle are mated naturally, whereby a bull is released into a herd of cows approximately 55 days after the calving period, depending on the cows' body condition score (BCS). If it was a cow's first time calving, she will take longer to re-breed by at least 10 days. [4]
The Murray Grey is an Australian breed of polled beef cattle. It originated between 1905 and 1917 in the upper Murray River valley, on the border between New South Wales and Victoria . It is similar in appearance to the Aberdeen Angus , from which it largely derives, but is grey, silver or dun in colour.
Other than the few bulls needed for breeding, the vast majority of male cattle are castrated as calves and are used as oxen or slaughtered for meat before the age of three years. Thus, in a pastured herd, any calves or herd bulls usually are clearly distinguishable from the cows due to distinctively different sizes and clear anatomical differences.
The Black Hereford is a crossbreed of beef cattle produced in Britain and Ireland with Hereford beef bulls with Holstein-Friesian dairy cows. Black Herefords are not usually maintained from generation to generation, but are constantly produced as a byproduct of dairy farming as a terminal cross. They are one of the most common types of beef ...
Cow with calf (standing behind her, parts of its body creating the illusion of supernumerary teats "on" the mother). The cattle are generally small, with weights in the range 360–550 kg (800–1200 lb) for bulls and 270–360 kg (600–800 lb) for cows; in the past there was a still smaller or dwarf type within the breed, known as the Guinea, which weighed about 230 kg (500 lb) or less.
Milking Shorthorn cows in Prince Edward Island, Canada. The Dairy Shorthorn is a British breed of dairy cattle. [5]: 132 [6]: 59 It derives from the Shorthorn cattle of Teesside, in the North Riding of Yorkshire and in Northumbria (now divided between County Durham and Northumberland) in north-eastern England. [7]
The Polled Hereford is an American hornless variant of Hereford with a polled gene, a natural genetic mutation selected into a separate breed from 1889. [13] Iowa cattle rancher Warren Gammon capitalised on the idea of breeding Polled Herefords and started the registry with 11 naturally polled cattle. The American Polled Hereford Association ...