Regarding the mating age of golden retrievers, if it is a female dog, it is recommended that the female dog be mated for the second time in heat for the first time. The mating age at this time is about one and a half years old, while the mating age for male dogs is two years old. It is worth noting that it is not recommended to breed a golden retriever that is in heat for the first time. At this time, the golden retriever is only sexually mature and has not yet reached physical maturity. Breeding too early will cause the dog's growth and development to be stunted and its reproductive ability to decrease. If the female dog is bred too early, it is easy for dystocia to occur during delivery.

Precautions for breeding golden retrievers:

1. Female dogs can be bred 1 to 2 times during the estrus period, but each time needs to be 48 hours apart. . It is best to choose a quiet place where both male and female dogs are familiar with the breeding environment.

2. Female dogs that lack sexual experience will not let male dogs mate even if they are in estrus. At this time, they often need the assistance of their owners.

3. Once a male dog is bred for the first time and comes into contact with a female dog, he will also become flustered and hesitant, or have incomplete sexual behavior. It will take several times before it can proceed normally, so it is best to let him A sexually experienced female dog is bred to a male dog.

4. The breeding of golden retrievers also needs to be "three matched and three unmatched" and "one early and one late". Three mismatches refer to the mismatch between young dogs with the same advantages, male dogs ranking higher than the female dogs; three mismatches refer to the mismatch between older dogs with the same or opposite shortcomings, male dogs ranking lower than the female dogs, and older dogs; one morning One late means that young bitches should be mated late and old bitches should be mated early.