Why does a cow eat green grass and produce white milk?

Question

Why does a cow eat green grass and produce white milk?

Answer 1

The white color of milk comes from the emulsified fat and solids in the milk.

Answer 2

Because the chlorophyll (the green pigment) in grass is broken down in the digestive system. It does not even make it to the bloodstream.

Answer 3

green grass have carbohydrate and startch wich convert to white lactose

Answer 4

wow...you're a real genius aren't you? The fat and other stuff in the milk produces a white color. The green in grass comes from chlorophyll. The chlorophyll is digested and has ABSOLUTELY nothing to do with the milk.

Answer 5

how do you eat the vast array of colored food you eat (probably mostly lead colored is my guess) and make brownish poo?