In 1987, the National Sheep Improvement Program (NSIP) was initiated and included the Polypay breed. Through the efforts of the breeders enrolled in the program, breeders have been able to significantly enhance the breed characteristics. There are currently 41 breeders and 1,244 animals were added to the NSIP in 2016.
In 1987, the National Sheep Improvement Program (NSIP) was established and included the Polypay breed. Through the efforts of the program's members, they have improved the characteristics of the breed. As of 2016, there are 41 participants and 1,244 animals were added to the NSIP.