Further Analysis of confirmed BSE, Statement By Dr. John Clifford, USDA
US - "DNA test results have confirmed that we have identified the source herd of the animal determined last week to be positive for BSE. Based on information we have received from the owner, the cow was born and raised in a herd in Texas and was approximately 12 years old. It was sent to a 3D/4D pet food plant in Texas and was selected for sampling on arrival.To read the BSE factsheet, please click here (PDF)
Source: USDA