Pasaribu, T.; Indonesia Research Institute for Animal Production; Sinurat, A. P.; Indonesia Research Institute for Animal Production; Wina, E.; Indonesia Research Institute for Animal Production; Purwadaria, T.; Indonesia Research Institute for Animal Production; Haryati, T.; Indonesia Research Institute for Animal Production; Susana, I.W. R.; Indonesia Research Institute for Animal Production (Indonesian Center for Animal Research and Development (ICARD), )