Rumensin approved for use in Lactating Cows

Rumensin has been cleared by FDA to be used in lactating dairy cow diets. Attached is a link to Elanco providing company recommendations on using Rumensin.

http://www.elanco.com/us/pdf/Rum_At_Glance.pdf

Research data suggests improved feed efficiency and more milk , however reduced butter fat percentage.

Barry Steevens
University of Missouri