1. Department of Animal Science, Texas A&M University, College Station 77843-2471
2. Department of Animal and Food Sciences, Texas Tech University, Lubbock 79409
3. Department of Animal Sciences, University of Florida, Gainesville 32611
4. Department of Animal Science, California Polytechnic State University, San Luis Obispo 93407
5. Division of Animal Science, Oklahoma State University, Stillwater 74078
6. Department of Animal Sciences, University of Missouri, Columbia 65211
7. Department of Animal Sciences, North Dakota State University, Fargo 58105-6050
8. Department of Dairy and Animal Science, Pennsylvania State University, University Park 16801
9. National Cattlemen's Beef Association, 9110 East Nichols Avenue, Centennial, CO 80112