Heritability estimate and genetic correlations of reproductive features in Nelore bulls, offspring of super precocius, precocious and normal cows under extensive farming conditions - Siqueira, Jeanne Broch; Oba, Eunice; Pinho, R. O.; Quintino, Heloise Patricia; Eler, Joanir Pereira; Miranda Neto, Tamires; Guimarães, Simone Elisa Facioni; Guimarães, José Domingos (Reproduction in Domestic Animals, 2012)