That averages 1.78 pounds per day growth rate. While these calves are small, they are fast growing and efficient, so 1.5 to 2.0 pounds per day would seem to be a goal to reach for, but there are challenges.1  Calves can only eat so much.2  True-only 2-6 gallons of liquid per day. 3  Cold requires more energy to live.hile these calves are small, they are fast growing and efficient, so 1.5 to 2.0 pounds per day would seem to be a goal to reach for, but there are challenges. 1  Calves can only eat so much. 2  True-only 2-6 gallons of liquid per day. 3  Cold requires more energy to live.
For more info, see the section on calcium absorption. High calcium foods include dark leafy greens, cheese, low-fat milk and yogurt, bok choy, fortified tofu, okra, broccoli, green beans, almonds, and fish canned with their bones. The daily value (DV) for calcium is 1000mg.
Calcium (like iron) is an essential mineral, which means the body gets this nutrient from diet. Calcium is found in foods such as milk, yogurt, cheese, sardines, canned salmon, tofu, broccoli, almonds, figs, turnip greens and rhubarb and is the only known substance to inhibit absorption of both non-heme and heme iron.