The Federation of Performance Sheep Breeders WA runs the Yardstick Sire Evaluation site. Yardstick sire evaluation trials commenced in 1993. The Pingelly MLP site is also run under the Yardstick banner.
These evaluations have taken place at Romilly Hills, Dale River WA (1993-2005 drop) and the Great Southern Agricultural Research Institute (GSARI), Department of Agriculture and Food, Katanning (2006-2011 drop). Staff of the Mount Barker Research Facility and the Katanning Research Facility provide significant assistance in the management of the trial.