Beef, Livestock Expectations guide cattle feeding By HPJ Staff May 08, 2018 Listen Now 0:00 Richard Zinn, animal scientist and feedlot specialist at the University of California-Davis, talks about the applied science of using expectations and observations to keep cattle feeding on track. (Video courtesy of CAB.) TAGS: Related Articles Centura Health to be presenting partner for NWSS Tips on keeping cattle feeding areas clean Isn’t that what we are all working toward? NCBA announces 2022 Beef Quality Assurance Award winners