Single Nucleotide Polymorphism (SNP) 316 on Calpain Gene in Aceh Cattle Teuku S. Rosa, Al Azhar, Muslim Akmal, Muhammad Hambal, Triva M. Lubis, Teuku R. Ferasyi and Sukmawan F. Santosa E3S Web Conf., 151 (2020) 01027 Published online: 14 February 2020 DOI: 10.1051/e3sconf/202015101027