1. Animal Genomics and Improvement Laboratory, Henry A. Wallace Beltsville Agricultural Research Center, Agricultural Research Service, United States Department of Agriculture, Beltsville, MD
2. National Association of Animal Breeders, Madison, WI
3. Department of Animal Science, North Carolina State University, Raleigh, NC
4. Department of Animal Sciences, Wageningen University and Research Animal Breeding and Genomics, Wageningen, The Netherlands
5. Agriculture Victoria Research, AgriBio, Centre for AgriBioscience, Bundoora, Victoria, Australia
6. School of Applied Systems Biology, La Trobe University, Bundoora, Victoria, Australia