NAV BeefxDairy breeding values are updated and new breeding values are uploaded to NAV Beef Search. Youngstock survival is a new trait group added to the joint Nordic Genetic evaluation of beef bulls used in dairy herds.
Read more from the NAVs newsletter and from the paper Youngstock survival included in the BeefxDairy evaluation.
NAV has also released breeding values for purebred beef bulls and cows as scheduled. Beef breeding values are updated to NAV Beef Search too.
The fourth NAV routine evaluation this year took place as scheduled. The NAV Bull Search has been updated with the new EBV’s and GEBV’s.
In this evaluation single step method for conformation traits was introduced and it replaces the so called two step method. Single step uses all information from genotyped and non-genotyped animals simultaneously. In addition, the weighting of the linear traits for udder in the combined udder index have been changed for Jersey.
Calving evaluation has been upgraded to follow the defined Eurogenomic Golden standards for Jersey, RDC and Holstein
Read more about the changes: