Feed efficiency in the beef industry /

Feed Efficiency in the Beef Industry provides a thorough and concise overview of feed efficiency in beef cattle. & nbsp; It frames the great importance of feed efficiency to the industry and details the latest findings of the many scientific disciplines that intersect and aim to improve efficien...

Πλήρης περιγραφή

Λεπτομέρειες βιβλιογραφικής εγγραφής
Συγγραφή απο Οργανισμό/Αρχή: Wiley InterScience (Online service)
Άλλοι συγγραφείς: Hill, Rodney A.
Μορφή: Ηλ. βιβλίο
Γλώσσα:English
Έκδοση: Hoboken : John Wiley & Sons, 2012.
Θέματα:
Διαθέσιμο Online:Full Text via HEAL-Link
Πίνακας περιεχομένων:
  • Front Matter
  • Introduction / Rodney A Hill
  • Input Factors Affecting Profitability: a Changing Paradigm and a Challenging Time / Jason K Ahola, Rodney A Hill
  • Measuring Individual Feed Intake and Utilization in Growing Cattle / D H (denny) Crews, Gordon E Carstens
  • Producer Awareness and Perceptions about Feed Efficiency in Beef Cattle / J D Wulfhorst, Stephanie Kane, Jason K Ahola, John B Hall, Rodney A Hill
  • Feed Efficiency in Different Management Systems: Cow-Calf and in the Feedyard / Keela M Retallick, Dan B Faulkner
  • Lessons from the Australian Experience / Robert M Herd, Paul F Arthur
  • Nutrition and Feed Efficiency of Beef Cattle / Monty S Kerley
  • Genetic Improvement of Feed Efficiency / Paul F Arthur, Robert M Herd
  • Feed Efficiency and Animal Robustness / Wendy M Rauw
  • Interactions with Other Traits: Reproduction and Fertility / John A Basarab, Carolyn Fitzsimmons, C Scott Whisnant, Robert P Wettemann
  • Feed Efficiency Interactions with Other Traits: Growth and Product Quality / Rodney A Hill, Jason K Ahola
  • Estimating Feed Efficiency of Lactating Dairy Cattle Using Residual Feed Intake / Erin E Connor, Jana L Hutchison, H Duane Norman
  • Muscle and Adipose Tissue: Potential Roles in Driving Variation in Feed Efficiency / Cassie M Welch, Marcus McGee, Theresa A Kokta, Rodney A Hill
  • Epigenetics and Effects on the Neonate That May Impact Feed Efficiency / Allison M Meyer, Joel S Caton, Bret W Hess, Stephen P Ford, Lawrence P Reynolds
  • Hormonal Regulation of Feed Efficiency / Michael E Davis, Macdonald P Wick, Martin G Maquivar
  • Variation in Metabolism: Biological Efficiency of Energy Production and Utilization That Affects Feed Efficiency / Walter G Bottje, Gordon E Carstens
  • Modeling Feed Efficiency / Roberto Sainz
  • Index.
  • Feed Efficiency in the Beef Industry; Contents; Contributors; Foreword; Preface; Acknowledgments; Introduction; Reader Guide to Scope; Important Distinctions between Feed Efficiency Metrics and Methodologies and Their Strengths and Weaknesses; The Complexity of Feed Efficiency Concepts, Scientific Interpretation, and Some Consequences; The Role of New Technologies in Improving Feed Efficiency; The Opportunity; 1 Input Factors Affecting Profitability: a Changing Paradigm and a Challenging Time; Introduction; Influence of Input and Feed Costs on the Beef Production Industry.
  • Evolving Factors Affecting Feed Cost in the Beef Production Industry (the Changing Marketplace for Feed Grains)Drivers for Increased Focus on Feed Efficiency within the Beef Industry; Implications for Improved Efficiency of Feed Utilization in the United States (Based on Number of Beef Cattle in United States--Cow/Calf, Stocker, and Feedyard); References; 2 Measuring Individual Feed Intake and Utilization in Growing Cattle; Introduction; Equipment and Facilities for Intake Measurement; Pretest Information; Age on Test; Adaptation Period; Test Period; Test Diets; Pen Stocking Rates.
  • Measurement of Body CompositionData Auditing; Alternative Measures of Feed Efficiency; Summary; References; 3 Producer Awareness and Perceptions about Feed Efficiency in Beef Cattle; Introduction; Approach and Description of the Social Surveys; Follow-Up Survey; Response Rates; Data Analyses; Survey Results; Respondent Characteristics--Baseline Survey; Relationship between Knowledge of Feed-to-Gain Ratio and RFI; Economic Factors of RFI; Adoption of RFI and Feed Efficiency; General Discussion; Implications; Acknowledgments; References.
  • 4 Feed Efficiency in Different Management Systems: Cow-Calf and in the FeedyardIntroduction; Measuring Intake and Efficiency; Feedlot Management Systems; Sex Effects; Forage versus Grain in the Feedlot; Dietary Energy Source in Growing and Finishing Phases; Early Weaning; RFI in the Feedlot; Cow Energy Status and Intake; Heifer RFI and Mature Cow Efficiency; Summary; References; 5 Lessons from the Australian Experience; Introduction; The Trangie Project; Genetic Variation in Postweaning RFI; Genetic Variation in Cow RFI; Response to Selection; The Low-RFI Steer at Pasture.
  • The Low-RFI Steer in the FeedlotSteer Carcass and Meat Quality; The Low-RFI Cow; Maternal Productivity; Lessons Learnt on Measurement of Feed Intake and Efficiency; Industry Implementation and Test Standards; Conclusion; References; 6 Nutrition and Feed Efficiency of Beef Cattle; Introduction; Intake and Feed Efficiency Ranges within Beef Cattle; Balancing Postruminal Amino Acid Flow with Consumed Energy; Energy Requirement for Growth; Postruminal Amino Acid Supply; Rumen-Degradable Protein Supply; Impact of Formulating Diets for AA:EE and RDP on Feed Conversion Ratio.