Febretrisiana, Arie; Loka Penelitian Kambing Potong, PO Box I Sei Putih, Galang Sumatera Utara, 20585; Pamungkas, Fitra Aji; Pusat Penelitian dan Pengembangan Peternakan, Jl. Raya Pajajaran Kav. E-59, Bogor 16128 (Indonesian Center for Animal Research and Development, )