1. The future impact of new opportunities in reproductive physiology and molecular biology on genetic improvement programmes;Baker;Proc. N. Z. Soc. Anim. Prod.,1990
2. Dairylea Cooperative Inc. and Dairy Farmers of America Northeast Council. 2006. Friday Facts Archives. http://www.dairylea.com/News_and_Publications/FridayFacts/archive/archive.htm Accessed Jan. 6, 2006.
3. DeJarnette, M. 2005. Subject: Selections Dairy Newsletter. http://www.selectsires.com/selections/2005_q1_page8-9.pdf Accessed Jan. 13, 2006.
4. Effect of dystocia on yield, fertility and cow losses and an economic evaluation of dystoica scores for Holsteins;Dematawewa;J. Dairy Sci.,1997
5. Characterizing biosecurity, health, and culling during dairy herd expansions;Faust;J. Dairy Sci.,2001