Through religious worship of the cow, are we only concerned with protecting its "life" while ignoring its welfare or "quality of life"? Cow-slaughter laws were formed against a backdrop of strong religious and political motivations -- some of which date back several centuries. There is very little science behind these laws. In fact, a search for sound scientific literature on the subject reveals very few studies conducted in the 70s and 80s. Beyond that, the scientific community has largely ignored the issue.