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.
Quick Answer. Foods that contain calcium citrate naturally include lemons and limes, oranges and grapefruit, pineapple, hard cheeses, and certain cheese products. Considered a safe food additive, calcium citrate is used in processed foods to condition some doughs and frozen breads and as a preservative in frozen dinners, vegetables and ice cream.