It is a Class 1 recall, but if you look at what was shipped out, you probably haven't consumed any if you don't buy any processed meat products. "Mad cow disease" technically, variant Creutzfeldt-Jakob disease, is not caused by eating muscle meat from a cow....nerve tissue I must be eaten.
Of course, any agency would suggest you speak with a health professional if you have concerns about possible illness.
California Firm Recalls Unwholesome Meat Products Produced Without the Benefit of Full Inspection