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A Jersey cattle show is also held in Jersey, by the West Show Association. [7] In February 2010, semen from an impure breed Jersey bull had been imported into the island despite strict laws and checks, and 100 cows had been impregnated with the semen. Their offspring was not recorded in the Jersey Herd Book. [8]
Major populations of 'Jersey' cattle can be found in the USA, Canada, New Zealand, Australia, South Africa, Denmark and Latin America. With an estimated worldwide population in excess of 2 million head, the 'Jersey' is now the second most numerous breed of dairy cow and an important influence in the global dairy industry.
Cases of MRSA have increased in livestock animals. CC398 is a new clone of MRSA that has emerged in animals and is found in intensively reared production animals (primarily pigs, but also cattle and poultry), where it can be transmitted to humans. Although dangerous to humans, CC398 is often asymptomatic in food-producing animals. [101]
The diversity of animal genetic resources includes diversity at species, breed and within-breed level. Known are currently 8,800 different breeds of birds and mammals within 38 species used for food and agriculture. [1] The main animal species used for food and agriculture production are cattle, sheep, goats, chickens and pigs. In the livestock ...
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.
Randall cattle have a "Colour-sided" lineback pattern, black markings on a white base, varying from almost white to very dark. Other subtle shades such as blue, mahogany, and gray have been observed, and there are now a number of recessive reds. This breed is uniquely adapted to extensive or low input farming systems.