Virginia Cooperative ExtensionCassell, Bennet G.2017-03-092017-03-091994http://hdl.handle.net/10919/75822Discusses female PTAs, factors affecting PTAs for individual cows, and how to use the estimates for within herd management.4 pagesapplication/pdfen-USVirginia Cooperative Extension materials are available for public use, re-print, or citation without further permission, provided the use includes credit to the author and to Virginia Cooperative Extension, Virginia Tech, and Virginia State University.Dairy cattle -- GeneticsDairy cattle -- BreedingExtension publicationDairy cattleBreedingGenetics