Selecting donors with high genetic merit for fertility results in more embryos establishing pregnancy and more calves on the ground. The research showed this at every stage, from embryo development through pregnancy at Day 30 and Day 60, up until calving.
For full article, https://hoards.com/article-38053-In-vitro-success-one-metric-at-a-time.html
By Reagan Bluel for Hoard’s Dairyman Intel