1. Department of Animal ScienceFaculty of Agricultural & Food SciencesUniversity of Manitoba, 201 Animal Science/Entomology Building ‐ 12 Dafoe RoadWinnipegManitoba R3T 2N2Canada
2. Agriculture and Agri‐Food CanadaLacombe Research Centre, 6000 C & E TrailLacombeAlbertaT4L 1W1Canada
3. Canada Beef Inc, 4‐101, 2000 Argentina RoadMississaugaOntarioL5N 1W1Canada