All cows that exist today have been selectively bred to be what they are now. They also will be selectively bred to produce the desired calf that the farmer needs to either produce more calves or be slaughtered for beef production later in its life.
You don't. You can only breed a cow with a bull.
No you can't breed a deer with a cow i don't think there such thing as a deow.(cow deer)
The Jersey is the smallest dairy cow, but not thesmallest breed of cow. The Dexter is the smallest breed of bovine.
No. A Jersey cow is a pure breed.
NO.
for example if you have a cow that produces lots of milk, you would select that cow to breed so its calves would produce a lot of milk when they grow up
You don't. You can only breed a cow with a bull.
Biotechnology, farmers now have the ability to selective breed cows in order to strengthen milk production and longevity.
No you can't breed a deer with a cow i don't think there such thing as a deow.(cow deer)
The Jersey is the smallest dairy cow, but not thesmallest breed of cow. The Dexter is the smallest breed of bovine.
No. A Jersey cow is a pure breed.
Well, there is no best breed of cow, but it depends on what you are asking about like a cow that produces the most milk would be a Holstein.
No. Simply choosing to raise a larger breed over a smaller one is a management and personal preference practice for their ranch or farm. Selective breeding is selecting for larger cattle over smaller ones in order to increase mature weights in the cow-herd (culling out the small ones in the process), or selecting for cows that are better milkers than others (and culling out the poorer milkers).
A Jersey cow
That all depends on the breed. Are you asking about a dairy cow or a beef cow, and what breed of dairy or beef cow?
Well, there is no best breed of cow, but it depends on what you are asking about like a cow that produces the most milk would be a Holstein.
Any breed.