Chester White Chester White The Chester White is a breed of domestic pig which originated in Chester County, Pennsylvania. It was formerly known as the Chester County White. The Chester White was first developed around 1815–1818, using strains of large, white pigs common to the Northeast U.S. and a white boar imported from John Russell Duke of Bedford, Bedfordshire county, England, referred to as the Woburn breed, brought by Captain Jefferies of Liverpool, England. In 1848, two breeders at a county fair, one from Delaware County and the other from Chester County, showed their two breeds. The judge decided to use the
Stud (animal) an additional cost to the owner of the female animal. Stud (animal) A stud animal is a registered animal retained for breeding. The terms for the male of a given animal species (stallion, bull, rooster, etc.) usually imply that the animal is intact—that is, not castrated—and therefore capable of siring offspring. A specialized vocabulary exists for de-sexed animals (gelding, steer, etc.) and those animals used in grading up to a purebred status. Stud females are generally used to breed further stud animals, but stud males may be used in crossbreeding programs. Both sexes of stud animals are regularly used in