Merino bloodlines a comparison based on wether trial results 2007 – 2018


The relative performance of commonly used Merino bloodlines has been updated with the 2018 analysis of 25 wether trials conducted in NSW (24) and Tasmania (1) between 2007 and 2018.

The previous analysis was derived from 25 wether trials and 1 ewe productivity trial run between 2006 and 2016.

The Merino bloodlines represented in the current analysis, compared with previous analyses, include 65 common and 8 new bloodlines.

Merino bloodline data used in this analysis has been sourced from wether trials that had been run for a minimum of two years, and an average of three years.

Topics include:

  • How information is reported
  • The genetic differences
  • Measures of financial performance
  • Limitations
  • Trials included in this analysis


Primefact 1641 First Edition

Published: Nov 2018

Interactive table of results