In South Africa in the rural areas all of it used in traditional rituals excluding the genitals but in some areas they eaten and also the skin is dried and used as a mat.
None. Cow hides are obtained from meat processing plants and slaughterhouses. No cow is killed specifically to make footballs.
http://ask.metafilter.com/27259/How-much-meat-is-there-on-a-cow
You can't take it out of a cow. The cow has to be killed and butchered first, then the meat that is not suitable for use as steaks and/or roasts go through a blender to grind it all up.
Meat from a cow, obviously.
as much as the meat out of it as you can sell.
A cow could be sold to a slaughter house for a few hundred dollars. The meat of a cow is around 6 dollars a pound and only 175 pounds on the average cow can be used.
Cow's feet are red meat, but there is not a lot of tender meet to be found on the foot of a cow. They are often used to make beef broth and the meat becomes more tender when slowly simmered.
It depends on how much this "average" cow weighs and whether you're referring to the amount of ready-to-eat meat on a cow or the hot-carcass weight of that "average" cow. It also depends on whether you're referring to a "cow" or a cow, its type and breed.
Red meat is cow meat AKA beef, it's not bad for you unless you eat too much of it.
No, a cow will not eat meat, although there will be some curious cow that would probably try it, cows do not and will not eat meat.
"Cow meat" -- aka Beef -- gets eaten by humans.
http://ask.metafilter.com/27259/How-much-meat-is-there-on-a-cow