Utah State University Extension
This fact sheet describes collecting biological material for commercial genomic testing of beef cattle. It includes a description of materials needed, methods of collecting including blood, ear notching, or tissue collection, and how to ship and store samples.
Garcia, Matthew D.; Heaton, Kevin; and Greenhalgh, Linden, "Collection of Biological Material for Commercial Genomic Testing in Beef" (2017). All Current Publications. Paper 1785.