The Average-Earnings Index was a huge advance in its time, but is flawed because one huge earner skews the average. APEX (Annual Progeny Earnings indeX) figures are an enhancement of the average-earnings index: over 1,000 qualifying sires receive 17 different ratings, focusing on class bands, region, and age.
Click the links below for APEX lists and information.
What is Apex?
Apex Articles by Bill Oppenheim
APEX-specific articles can be found by viewing the APEX Up Close page of our website.