The proposed modernized LPI will reflect other subtle differences between the genetic goals of the different breeds, including a concern about cystic ovaries in the Holstein breed, and a recognition among Jerseys that enhancing the durability of a cow family can negatively impact its production. | File photo

Lactanet to update benchmark lifetime performance index

Glacier FarmMedia – The emphasis given to production and health characteristics will change in a proposed new lifetime performance index for Canadian dairy cows, with new weighting for reducing greenhouse gas emissions and enhancing “milkability.” Brian Van Doormaal is chief services officer for Lactanet, the genetic testing and data management organization leading the process. He […] Read more