1. Texas A&M AgriLife Extension Texas A&M University San Angelo TX76901USA
2. Department of Animal, Veterinary and Food Science University of Idaho Moscow ID83844USA
3. United States Meat Animal Research Center United States Department of Agriculture, Agricultural Research Service Clay Center NE68933‐0166USA
4. United States Sheep Experiment Station United States Department of Agriculture, Agricultural Research Service Dubois ID83423USA
5. National Animal Germplasm Program United States Department of Agriculture, Agricultural Research Service Fort Collins CO80521USA