Advances in Sustainable Dairy Cattle Nutrition

Dr Alexander N. Hristov is Distinguished Professor of Dairy Nutrition in the Department of Animal Science at The Pennsylvania State University, USA. With over 200 publications, he is internationally renowned for his research on sustainable dairy nutrition to improve feed efficiency and reduce environmental emissions. Professor Hristov is past Chair and current co-Chair of the Network on Feed and Nutrition (FNN) within the Livestock Research Group of the Global Research Alliance on Agricultural Greenhouse Gases. He is on the editorial boards of the Journal of Dairy Science and the Journal of Agricultural Science. Professor Hristov is also a member of the Feed Composition Committee of the US National Animal Nutrition Program and the Scientific Advisory Board of the Joint Programming Initiative on Agriculture, Food Security and Climate Change (FACCE-JPI). Dr. Larry E. Chase is a Professor Emeritus of Dairy Cattle Nutrition from the Dept. of Animal Science at Cornell University (USA). Dr Alexander N. Hristov is Distinguished Professor of Dairy Nutrition in the Department of Animal Science at The Pennsylvania State University, USA. With over 200 publications, he is internationally renowned for his research on sustainable dairy nutrition to improve feed efficiency and reduce environmental emissions. Professor Hristov is past Chair and current co-Chair of the Network on Feed and Nutrition (FNN) within the Livestock Research Group of the Global Research Alliance on Agricultural Greenhouse Gases. He is on the editorial boards of the Journal of Dairy Science and the Journal of Agricultural Science. Professor Hristov is also a member of the Feed Composition Committee of the US National Animal Nutrition Program and the Scientific Advisory Board of the Joint Programming Initiative on Agriculture, Food Security and Climate Change (FACCE-JPI). Dr Maurice Eastridge is a Professor and Extension Dairy Specialist in the Department of Animal Sciences at The Ohio State University. He has been recognised for his outstanding service to students and student development, and has received several awards for his Extension and research programs, including the DeLaval Dairy Extension Award and the Applied Dairy Nutrition Award from the American Dairy Science Association. He chairs the Board of Directors for the Tri-State Dairy Nutrition Conference and is editor of the bi-monthly publication, Buckeye Dairy News. He was appointed as Associate Chair, Department of Animal Sciences at Ohio State in June 2018.

Part 1 Nutritional requirements



1. Advances in understanding carbohydrate requirements and utilization in dairy cattle: L. E. Chase, Cornell University, USA; and M. B. Hall, U.S. Dairy Forage Research Center - USDA-ARS, USA;
2. Advances in understanding protein requirements and utilization in dairy cattle: Jeffrey L. Firkins, The Ohio State University, USA; and Hélène Lapierre, Sherbrooke Research and Development Centre, Agriculture and Agri-Food Canada, Canada;
3. Advances in understanding lipid requirements and utilization in dairy cattle: James K. Drackley, University of Illinois at Urbana-Champaign, USA;

Part 2 The use of dietary supplements to optimise dairy cattle nutrition: plant extracts



4. The use of plant extracts as dietary supplements in dairy cow nutrition: plant essential oils: Sergio Calsamiglia and María Rodríguez-Prado, Animal Nutrition and Welfare Service, Universitat Autònoma de Barcelona, Spain; Gonzalo Fernández-Turren, Instituto de Producción Animal, Facultad de Veterinaria, Universidad de la República, Uruguay; and Lorena Castillejos, Animal Nutrition and Welfare Service, Universitat Autònoma de Barcelona, Spain;
5. The use of tannins as dietary supplements in dairy cattle nutrition: Michael Kreuzer, ETH Zurich, Switzerland;
6. The use of plant extracts as dietary supplements in dairy cow nutrition: saponins: Chaouki Benchaar, Sherbrooke Research and Development Centre, Agriculture and Agri-Food Canada, Canada;

Part 3 The use of direct-fed microbials (DFM) and other supplements to optimise nutrition



7. The use of bacterial probiotics and direct-fed microbials as dietary supplements in dairy cow nutrition: Zhongtang Yu, The Ohio State University, USA; Amlan Patra, West Bengal University of Animal and Fishery Sciences, India and American Institute for Goat Research, Langston University, USA; and Ming Yan, The Ohio State University, USA;
8. The use of exogenous enzymes as dietary supplements in dairy cow nutrition: Diwakar Vyas, Kathy G. Arriola, Felipe X. Amaro, Halima Sultana,Mohammad Malekkhahi, Samia Farooq, Adeoye Oyebade and Adegbola T. Adesogan, Institute of Food and Agricultural Sciences, University of Florida-Gainesville, USA;
9. Amino acids in dairy nutrition: enhancing milk protein synthesis and beyond: Juan J. Loor, University of Illinois, USA;
10. The use of supplements to mitigate enteric methane emission in dairy cattle: Alexander N. Hristov, The Pennsylvania State University, USA; Claudia Arndt, International Livestock Research Institute, Kenya; Audino Melgar, Instituto de Innovation Agropecuaria de Panama, City of Knowledge, Panama and The Pennsylvania State University, USA; and Derek Wasson, The Pennsylvania State University, USA;

Part 4 Assessing alternative feed sources from agricultural co-products



11. Assessing alternative fiber sources from by-products: Maurice L. Eastridge, The Ohio State University, USA;
12. Assessing alternative protein sources from by-products: Zachary E. Carlson and Gregory Lardy, North Dakota State University, USA;