BALASUBRAMANIAM, SIVAMANI; SINGH, MOHAN; GOWANE, G R; KUMAR, S. Estimate of genetic and non-genetic parameters and trends for age at first calving in Sahiwal cows. The Indian Journal of Animal Sciences, Delhi, India, v. 83, n. 9, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAnS/article/view/33033. Acesso em: 15 jul. 2026.