https://www.thecattlesite.com/articles/1211/boosting-births 2001-10-15T00:00:00+01:00 https://www.thecattlesite.com/articles/699/using-heritability-for-genetic-improvement 2001-09-22T00:00:00+01:00 https://www.thecattlesite.com/articles/981/understanding-the-animal-unit-month-aum 2001-05-16T00:00:00+01:00 https://www.thecattlesite.com/articles/680/handling-a-herd-mastitis-problem 2001-04-22T00:00:00+01:00