The most recent report on dairy cattle nutrient requirements was published by the National Academies of Science, Engineering and Medicine (NASEM) in December 2021.

Over a decade ago, Diamond V introduced a unique, systematic approach to measuring the operational efficiency of a dairy’s feeding operation. Recently, Sara Sievert, ruminant species marketing manager with Diamond V, had the pleasure to sit down and discuss with Dr. Tom Oelberg, as well as Matt Sattler, another ruminant field tech specialist, about where we’ve come, where we’re at and where we’re going in our journey to feed cows better.

Supply of digestible rumen-undegradable protein (dRUP = RUP x RUP digestibility) from high-protein feedstuffs is arguably the most important metric when determining the value of these feeds.