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Breeding and genetics: Selection for improved efficiency

Wednesday, July 20, 2016: 2:00 PM-5:00 PM
Grand Ballroom I (Salt Palace Convention Center)
Chair:
Filippo Miglior
2:00 PM
390
Economic selection index coefficients for terminal traits in Beefmaster cattle
Kathleen P. Ochsner, University of Nebraska-Lincoln; Ronald M. Lewis, University of Nebraska-Lincoln; Michael D. MacNeil, Delta G; Matthew L. Spangler, University of Nebraska - Lincoln
2:15 PM
391
Genomic regions associated with residual feed intake of divergently selected lines of Yorkshire pigs when fed a low energy, high fiber diet
Emily D. Mauch, Department of Animal Science, Iowa State University; Nick VL Serão, North Carolina State University; Jennifer M. Young, North Dakota State University; John F. Patience, Iowa State University; Nick K. Gabler, Iowa State University; Jack C. M. Dekkers, Department of Animal Science, Iowa State University
2:30 PM
392
Genetic architecture of feed efficiency in mid-lactation Holstein dairy cows
Lydia C. Hardie, Iowa State University; Michael J. VandeHaar, Michigan State University; Robert J Tempelman, Michigan State University; Kent A. Weigel, University of Wisconsin; Louis E. Armentano, University of Wisconsin - Madison; George R. Wiggans, Animal Genomics and Improvement Laboratory, Agricultural Research Service, USDA; Roel F. Veerkamp, Animal Breeding and Genomics Centre, Wageningen University; Yvette de Haas, Animal Breeding and Genomics Centre, Wageningen UR Livestock Research; Mike P Coffey, SRUC; Erin E Connor, USDA-ARS, Animal Genomics and Improvement Laboratory; Mark D. Hanigan, Virginia Tech; Charles R. Staples, Dept. of Animal Sciences, University of Florida; Zhiquan Wang, University of Alberta; Diane M. Spurlock, Iowa State University
2:45 PM
393
Analysis of genetic residual feed intake in Danish Holstein cows by covariance functions using random regression models
Christina Pfeiffer, Department of Molecular Biology and Genetics AU Foulum/ Aarhus University; Bingjie Li, Department of Molecular Biology and Genetics AU Foulum/ Aarhus University; Peter Lovendahl, Department of Molecular Biology and Genetics AU Foulum/ Aarhus University; Jan Lassen, Department of Molecular Biology and Genetics AU Foulum/ Aarhus University
3:00 PM
394
Greenhouse gas emission related traits differ in RFI divergent lactating dairy cows
Dagnachew Hailemariam, Livestock Gentec, Department of Agricultural, Food and Nutritional Science, University of Alberta; Ghader Manafiazar, Livestock Gentec, Department of Agricultural, Food and Nutritional Science, University of Alberta; John Basarab, Livestock Gentec, Department of Agricultural, Food and Nutritional Science, University of Alberta; Filippo Miglior, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Graham Plastow, Livestock Gentec, Department of Agricultural, Food and Nutritional Science, University of Alberta; Zhiquan Wang, Livestock Gentec, Department of Agricultural, Food and Nutritional Science, University of Alberta
3:15 PM
395
Genetic relationship between methane emissions and conformation traits in Danish Holstein cattle
Larissa Zetouni, Aarhus University; Morten Kargo, SEGES; Jan Lassen, Aarhus University
3:30 PM
Break
3:45 PM
396
Genetic variation of predicted milk fatty acids groups in Canadian Holsteins
Saranya G Narayana, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Flávio S Schenkel, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Allison Fleming, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Astrid Koeck, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Francesca Malchiodi, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Janusz Jamrozik, Canadian Dairy Network; Mehdi Sargolzaei, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Milena Corredig, University of Guelph; Bonnie Mallard, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Ayesha Ali, Dept of Mathematics and Statistics, University of Guelph; Filippo Miglior, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph
4:00 PM
397
Genetic correlations between predicted milk fatty acids and milk production traits in Canadian Holsteins
Allison Fleming, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Flavio S Schenkel, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Astrid Koeck, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Francesca Malchiodi, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Ayesha Ali, Dept of Mathematics and Statistics, University of Guelph; Bonnie Mallard, Dept of Pathobiology, OVC, University of Guelph; Milena Corredig, University of Guelph; Filippo Miglior, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph
4:15 PM
398
Genetic associations between milk ß-hydroxybutyrate and fatty acids in early first lactation of Canadian Holsteins
Astrid Koeck, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Janusz Jamrozik, Canadian Dairy Network; Allison Fleming, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Flavio S Schenkel, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph; Robert K Moore, Valacta; Daniel M Lefebvre, Valacta; David F Kelton, Department of Population Medicine, Ontario Veterinary College, University of Guelph; Filippo Miglior, Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph
4:30 PM
399
Relevance of mid-infrared spectroscopy predictions of milk fine composition and technological properties for selective breeding
Valentina Bonfatti, Dept. Comparative Biomedicine and Food Science, University of Padova; Daniele Vicario, National Simmental Cattle Breeders Association, ANAPRI; Lorenzo Degano, National Simmental Cattle Breeders Association, ANAPRI; Paolo Carnier, Dept. Comparative Biomedicine and Food Science, University of Padova
4:45 PM
400
Markers associated with metabolome, and microbiome measures in a grain and sugar challenge in dairy heifers
Helen M Golder, Scibus; J Thomson, Montana State University; Stuart Denman, CSIRO Animal, Food and Health Services, Queensland Bioscience Precinct; Chris McSweeney, CSIRO Animal, Food and Health Services, Queensland Bioscience Precinct; Ian J Lean, Scibus
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