Matthias Wieland, D.V.M. is a clinician with the Cornell University College of Veterinary Medicine

The author is an assistant professor at the University of Guelph

The authors include Paul Bartlett, Rebecca LaDronka, Vickie Ruggiero, Phil Durst, Ronald Erskine, Howard Straub, Brook Wilke, and Bo Norby. This material is based on work supported by the United States...

The author is a professor of animal science emeritus at the University of Illinois, Champaign-Urbana

The author is a nutrient management educator for Michigan State University Extension

The author is a dairy extension educator with the University of Minnesota and is based at Rochester, Minn

The author is associate professor and extension specialist in dairy reproduction, Department of Dairy Science, University of Wisconsin-Madison

The author is a senior extension dairy educator at Michigan State University

The author is a Ph.D. graduate student at Michigan State University

The author is extension dairy specialist and associate professor at New Mexico State University Ag Science Center in Clovis

Pralle is an assistant professor at the University of Wisconsin-Platteville