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
Color breed though that policy has now changed, as for some particular colors, this might hold true - for example, all present gray Finnhorses can be traced back to a certain gray mare of dubious pedigree. Due to DNA verification of parentage, today many mainstream breed registries that once excluded certain coat colors will now accept them as long as the animal can be proved pureblooded. Many colors are specifically bred for. Color breed A color breed refers to groupings of horses whose registration is based primarily on their coat color, regardless of the horse's actual breed or breed type. Some color