Beef cattle farming with a shepherd system in Indonesia Amam Amam, Asepriyadi Asepriyadi, Mohamad Farid Ridhillah, Supardi Rusdiana, Lisa Praharani and Tri Puji Priyatno E3S Web of Conf., 373 (2023) 01002 Published online: 14 March 2023 DOI: 10.1051/e3sconf/202337301002