Dogs may not succeed once they mate. It is recommended to let dogs mate several times to increase the chance of successful mating. Whether a dog can be successfully bred mainly depends on the quality of the male dog's semen and the female dog's estrus and ovulation time. If the timing is right, the chances of success are also high. After mating is completed, do not allow the dog to engage in strenuous exercise, and rest at home while replenishing energy and strengthening feeding.

Notes on dog breeding:

1. In terms of exercise, do not let the female dog do strenuous activities and reduce the amount of exercise the female dog does.

2. The owner should feed the female dog puppy food or pregnancy food, which can provide sufficient nutrition to the female dog and fetus and allow the fetus to develop healthily.

3. The environment when breeding a dog is more important. Choose a quiet place. There should be no outsiders except the owner, and no other dogs to avoid distraction.