Rumen universes

Dairy nutrition

From the rumen to the ration: how cows turn forage and grain into milk, and how feeding mistakes show up in the tank.

• Foundation · 12 min · 3 notes

  Inside the rumen

  Open a dairy cow’s fermentation system and see how forage, microbes, and rumen pH turn feed into milk energy.

• Applied · 11 min · 3 notes

  Starch load and SARA

  Watch the same rumen when starch arrives too fast: pH spends hours too low, milk fat slips, and the fiber mat thins.

• Next to author

  Physically effective fiber

  Particle size, the fiber mat, and chewing time on a high-energy diet.