He also advises starting cattle out on high-quality hay. “It will take calves two to three days to get adjusted to eating from the bunk,” Lancaster said.

Different hay feeders use different designs to keep hay off the ground, encouraging picky cows to eat every last morsel. Miles Smith Farm has three different models.

It’s no secret that cattle require sufficient amounts of minerals as part of their diets to ensure they are productive ...

Target refusals by pen as follows: Fresh cows 3-5%, high pen 1 - 4%, low pen, 0.5 - 3%. Remove refusals at least once a day to minimize heating of the fresh feed.

Cows eat hay, have one stomach with four separate compartments and can produce milk only after giving birth to a calf, Valenzuela told the children. Sean Keating, 3, wasn’t all that impressed.

"The cows eat the hay, and a few days later, they die from bleeding internally, because their blood doesn't clot," says Walters. The lab the farmer showed up at belonged to a chemist named Karl ...

Cattle are natural upcyclers: Their specialized digestive systems allow them to convert low-quality sources of nutrients that humans cannot digest, such as grass and hay, into high-quality protein ...

The blood thinner warfarin, which prevents blood clots, owes its existence to some cows who got very sick after eating spoiled hay — and to a chemist who spent years trying to figure out why.