1. Department of Animal Sciences and D.H. Barron Reproductive and Perinatal Biology Research Program, and Genetics Institute University of Florida Gainesville Florida USA
2. Campo Experimental Centro Altos de Jalisco Instituto Nacional de Investigaciones ForestalesAgrícolas y Pecuarias Tepatitlán de Morelos Mexico
3. Quantitative Genetics, Bioinformatics and Computational Biology Group Department of Applied Mathematics and Computer Science Technical University of Denmark Lyngby Denmark
4. Department of Animal Science University of Wyoming Laramie Wyoming USA
5. Department of Large Animal Clinical Sciences College of Veterinary Medicine University of Florida Gainesville Florida USA