Pig Breeds. The most popular pig breed in use in England is the Duroc, Landrace or Large White, because of their shape, leanness and ease of keeping. But there are a large variety of farmers now keeping more traditional breeds which are now becoming more popular and thus their products are too.lso known as the Woolly Pig, this extraordinary breed makes fantastic specialist foods, like hams and salamis. The meat is beautifully marbles making it very tasty and moist. Another bonus is the fat has a higher level of monounsaturated fats so it goes rancid less easily – super for long curing.