Alfredo Gonzalez & Sheri Spiegal, Jornada Experimental Range, and Cindy Tolle, Evergreen Ranching & Livestock, describe Raramuri Criollo, one biotype showing promise for profitable and sustainable production in the arid southwestern US. "The criollo is a very efficient cow on the land. They're super efficient grazers and converters of grass and other forages into high-quality meat."