Article
Quantitative genetic study of age at subsequent rebreeding in Nellore cattle by using survival analysis.
Genetics and molecular research : GMR - 30 May 2014
Van Melis M H, Figueiredo L G G, Oliveira H N, Eler J P, Rosa G J M, Santana M L, Rezende F M, Ferraz J B S
Abstract excerpt
The continuous trait age at subsequent rebreeding (ASR) was evaluated using survival analysis in Nellore breed cows that conceived for the first time at approximately 14 months of age. This methodology was chosen because the restricted breeding season produces censored data. The dataset contained 2885 records of ASR (in days). Records of females that did not produce calves in the following year after being...
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