Contaminated by what?
Grass contains carotenoids, which makes the fat, milk, cream, and butter from grass-fed cows yellow. Fat from cows fed indoors, on grain or grain-based pellets, is white.
Eating grass
Energy...
Grass and grain, just like all other cows.
cows eat grain, grass and hay
Grass, hay and sometimes grain.
Cows make milk from eating grass.
yes from eating so much grass
it is polluted as cows are eating grass which can be toxic in nature.
Same as any bovine: grass, hay, silage, grain, etc.
No. Cows are herbivores, meaning that they are strictly plant-eating animals, not omnivores nor carnivores. Cows eat grass, hay and silage and should eat just grass, hay and silage.
Four general types: Hay, grass, grain and silage.