Cassell, Bennet G.2014-06-022014-06-022009-05-01http://hdl.handle.net/10919/48374Documents genetic evaluation systems for specific traits, and also explains strategies to make economically sound genetic improvements in production, type, and fitness traits through use of a selection index to locate outstanding bulls in AI service.6 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 CattleDairy cattle -- BreedingExtension publicationhttp://pubs.ext.vt.edu/404/404-087/404-087_pdf.pdfDairy cattleBreeding