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Physiology and endocrinology: Reproduction and estrous cycle control
Friday, July 22, 2016: 2:00 PM-5:00 PM
151 G (Salt Palace Convention Center)
Chair:
Vitor R. G. Mercadante
2:15 PM
GnRH increased pregnancy risk in suckled beef cows that did not display estrus when subjected to a split-time artificial insemination program
S. L. Hill, Kansas State University;
D. M. Grieger, Kansas State University;
K. C. Olson, Kansas State University;
J. R. Jaeger, Western Kansas Agricultural Research Center, Kansas State University;
C. R. Dahlen, North Dakota State University;
M. R. Crosswhite, North Dakota State University;
N. Negrin Pereira, North Dakota State University;
S. R. Underdahl, North Dakota State University;
B. W. Neville, North Dakota State University;
J. K. Ahola, Colorado State University;
M. C. Fischer, Colorado State University;
G. E. Seidel, Colorado State University;
J. S. Stevenson, Kansas State University
4:00 PM
Requirement of GnRH administration at the onset of the 5 day CO-Synch + CIDR protocol in suckled beef cows
Tyler M. Grussing, Department of Animal Science, Iowa State University;
Mike L. Day, Department of Animal Science, University of Wyoming;
Bethany J. Funnell, Department of Veterinary and Clinical Sciences, Purdue University;
Bo R Harstine, The Ohio State University;
Emmalee J. Northrop, Department of Animal Science, South Dakota State University;
George A. Perry, Department of Animal Science, South Dakota State University;
Jerica J.J. Rich, Department of Animal Science, South Dakota State University;
Daniel W. Shike, University of Illinois at Urbana-Champaign;
Kara R. Stewart, Department of Animal Sciences, Purdue University;
Patrick J. Gunn, Department of Animal Science, Iowa State University
4:30 PM
Effect of a progesterone-based estrous synchronization program for timed AI (TAI) on reproductive performance in a seasonal pasture-based dairy production system
Federico Randi, Teagasc Grange;
Josè Maria Sanchez, School of Agriculture and Food Science, University College Dublin;
Mary M Herlihy, Animal & Grassland Research and Innovation Centre, Teagasc Moorepark;
David A. Kenny, Teagasc Grange;
Alessio Valenza, Ceva Animal Health;
Stephen Butler, Animal & Grassland Research and Innovation Centre, Teagasc Moorepark;
Patrick Lonergan, School of Agriculture and Food Science, University College Dublin