One and a half months. Generally, the female cat starts to wean off her milk when she is one and a half months old. The cat also needs to be weaned after it is one month old. During the period of the mother cat's milk weaning, the owner should be careful not to add too much nutrition to the cat. The cat will wean off its milk on its own. .

Precautions for postpartum care of cats:

1. Female cats are prone to mastitis after giving birth. Cat owners need to carefully observe whether the color of the milk secreted by the female cat's nipples is abnormal, and observe whether the female cat's breasts are red and swollen. If you find a problem, you should seek medical treatment promptly.

2. Female cats are prone to hypocalcemia after giving birth. Affected female cats show symptoms such as vomiting, stiff gait, tremors, convulsions, and asthma. If this happens, you should seek medical treatment promptly and supplement calcium under the guidance of a doctor. Do not supplement calcium blindly.

3. Provide a good environment for postpartum female cats that is quiet, clean, dry, with suitable humidity, and protected from wind and rain. In addition, the cat's food utensils should be cleaned every day, the environment inside and outside the delivery room should be kept sanitary, and leftover food and feces should be cleaned up in a timely manner.

4. The female cat’s nipples need to be cleaned frequently and dried milk stains wiped away to prevent bacterial growth.