Holsteins Favor Heifers, Not Bulls: Biased Milk Production Programmed during Pregnancy as a Function of Fetal Sex
Katie Hinde, Abigail J Carpenter, John C Clay, Barry J Bradford
The paper shows that dairy cows produce more milk for daughters than sons during lactation, with fetal sex affecting milk synthesis across parities.
bioRxiv · Jan 24, 2014Evolutionary Biology