When should a Shih Tzu be bred? The earliest time a Shih Tzu can be bred is when it is 14-16 months old; and the best age for breeding a Shih Tzu is 2-3 years old, when the Shih Tzu's physical development It is more mature and more suitable for pregnancy; the specific breeding time can be determined according to the estrus performance of the Shih Tzu dog.

Shih Tzu dogs experience their first heat around 8 months after birth, and can theoretically be bred at this time. However, it is not recommended to breed the Shih Tzu at this time, because although the Shih Tzu is sexually mature at this time, the physical skills of the Shih Tzu are not fully developed yet and are not suitable for pregnancy.

The earliest time a Shih Tzu can be bred is when it is 14-16 months old, which is when the Shih Tzu is in heat for the second time. The best age for breeding Shih Tzu dogs is when they are 2-3 years old. At this time, the Shih Tzu dogs are more mature and more suitable for pregnancy. Adult Shih Tzu dogs will have estrus once every spring and autumn, that is, around March-May and September-November, and the duration of estrus is not fixed. You can breed your dog during the period of heat.

The specific breeding time can be determined based on the Shih Tzu's estrus performance. When the Shih Tzu female dog is seen frequently approaching the male dog, the labia are swollen and everted, the vaginal secretions change from red to yellow, and she is willing to accept the male dog climbing on her. time, you can start arranging breeding matters.