Breeding+ factsheet 2 - MACE

Published 12 December 13

The world of dairy cow genetics is a global one therefore it is necessary that a single system was developed whereby comparison of bull evaluations, across different countries and genetic bases, as accurately as possible is achievable.

MACE - Multi-trait Across Country Evaluation is the system used for Holstein, Ayrshire, Brown Swiss, Friesian, Guernsey and Jersey breeds.

This factsheet details the workings behind MACE figures in terms of progeny numbers and correlations.