1Div. of Animal Genetics, Indian Veterinary Research Institute, Izatnagar, Bareilly-243 122, (UP), India.
2Div. of Livestock Production and Management, Indian Veterinary Research Institute, Izatnagar, Bareilly-243 122, (UP), India.
3Indian Veterinary Research Institute, Izatnagar, Bareilly-243 122, (UP), India.