The purpose of this study was to analyse of the stayability trait (STAY) of Nelore cows. Stayability was defined as the probability of calving at a specific age, or after that age, given that the cow calved at least one time prior to that age. The study focused specifically on six year old groups, and the information corresponding to 55,682 animals were analysed. The data were analysed based on an a posteriori maximum threshold model to predict the genetic values, […]