Table of Contents
Contributors ix
Foreword xi
Preface xiii
Acknowledgments xv
Introduction 1Rodney A. Hill
Chapter 1 Input Factors Affecting Profitability: a Changing Paradigm and a Challenging Time 7Jason K. Ahola and Rodney A. Hill
Chapter 2 Measuring Individual Feed Intake and Utilization in Growing Cattle 21D.H. (Denny) Crews, Jr. and Gordon E. Carstens
Chapter 3 Producer Awareness and Perceptions about Feed Efficiency in Beef Cattle 29J.D. Wulfhorst, Stephanie Kane, Jason K. Ahola, John B. Hall, and Rodney A. Hill
Chapter 4 Feed Efficiency in Different Management Systems: Cow-Calf and in the Feedyard 47Keela M. Retallick and Dan B. Faulkner
Chapter 5 Lessons from the Australian Experience 61Robert M. Herd and Paul F. Arthur
Chapter 6 Nutrition and Feed Efficiency of Beef Cattle 75Monty S. Kerley
Chapter 7 Genetic Improvement of Feed Efficiency 93Paul F. Arthur and Robert M. Herd
Chapter 8 Feed Efficiency and Animal Robustness 105Wendy M. Rauw
Chapter 9 Interactions with Other Traits: Reproduction and Fertility 123John A. Basarab, Carolyn Fitzsimmons, C. Scott Whisnant, and Robert P. Wettemann
Chapter 10 Feed Efficiency Interactions with Other Traits: Growth and Product Quality 145Rodney A. Hill and Jason K. Ahola
Chapter 11 Estimating Feed Efficiency of Lactating Dairy Cattle Using Residual Feed Intake 159Erin E. Connor, Jana L. Hutchison, and H. Duane Norman
Chapter 12 Muscle and Adipose Tissue: Potential Roles in Driving Variation in Feed Efficiency 175Cassie M. Welch, Marcus McGee, Theresa A. Kokta, and Rodney A. Hill
Chapter 13 Epigenetics and Effects on the Neonate That May Impact Feed Efficiency 199Allison M. Meyer, Joel S. Caton, Bret W. Hess, Stephen P. Ford, and Lawrence P. Reynolds
Chapter 14 Hormonal Regulation of Feed Efficiency 225Michael E. Davis, Macdonald P. Wick, and Martin G. Maquivar
Chapter 15 Variation in Metabolism: Biological Efficiency of Energy Production and Utilization That Affects Feed Efficiency 251Walter G. Bottje and Gordon E. Carstens
Chapter 16 Modeling Feed Efficiency 275Roberto Sainz
Index 287