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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. Most countries with a significant number of 'Jersey' cattle have founded a breed association to manage and promote the breed in their respective countries.
Animal breeding is a branch of animal science that addresses the evaluation (using best linear unbiased prediction and other methods) of the genetic value (estimated breeding value, EBV) of livestock. Selecting for breeding animals with superior EBV in growth rate, egg, meat, milk, or wool production, or with other desirable traits has ...
Cattle feedlot in Colorado, United States. Animal husbandry is the branch of agriculture concerned with animals that are raised for meat, fibre, milk, or other products.It includes day-to-day care, management, production, nutrition, selective breeding, and the raising of livestock.
Pat Stanley 1995, Robert Bakewell and the Longhorn Breed of Cattle (ISBN 0-85236-305-2) Wykes 2004, "Robert Bakewell (1725-1795) of Dishley: farmer and livestock improver" Wood & Orel 2005, "Scientific Breeding in Central Europe during the Early Nineteenth Century: Background to Mendel's Later Work", Journal of the History of Biology 38, p. 251
In July 2008 the States of Jersey took the historic step of ending the ban on imports, and allowing the import of bull semen from any breed of cattle, although only semen that is genetically pure enables the resultant progeny to be entered in the Jersey Herd Book. For many decades, each of the 12 parishes in Jersey held cattle shows in the ...
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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 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 ...