Calcium supplementation or feeding cottage cheese in pregnant and nursing dogs is generally not recommended. Excessive calcium intake during pregnancy or nursing can suppress parathyroid hormone production and increases the risk of developing low blood calcium levels or eclampsia.

How much calcium does a lactating dog need?

To prevent eclampsia, the calcium level in the bitch's diet should be at least 1.4 percent.

Do whelping dogs need calcium?

Supplementing with calcium before whelping is not recommended, as it can actually increase the risk of developing eclampsia. Giving fast-absorbing calcium in early labor can be beneficial in some situations because it helps dilate the cervix, gives energy to the exhausted mom, and supports effective contractions.