When does golden retriever estrus mate? Golden retriever will start its first estrus at 6-9 months. Although it is sexually mature at this time, mating is not recommended. It is best to breed when golden retriever is 14-15 months old. At this time, the golden retriever's body will The functions are fully mature; the breeding time is after the female dog’s menstrual period is over, which is the most suitable time for conception.

First of all, all golden retrievers will go through the period of puberty. The period of puberty refers to the period when the female dog reaches estrus or ovulates for the first time at a certain age, which is probably between 6 and 9 months old. At this time, as long as you mate with a male dog, you can get pregnant normally. However, it is not recommended to breed golden retrievers at this time, because although the golden retrievers are sexually mature at this time, their physical development is not complete, and their physical condition cannot withstand the pressure caused by pregnancy. .

The earliest time a golden retriever can mate and reproduce should be during its second normal estrus, which is when it is 14 or 15 months old.

After the golden retriever grows up to adulthood, it will go into estrus regularly twice a year, mainly in the spring and autumn, that is, around March-May and September-November. During the estrus period, the behavior, habits and personality of golden retrievers will undergo obvious changes. You will become particularly restless and like to look for opportunities to sneak out outdoors. Moreover, female dogs in heat will change their normal behavior and allow male dogs to climb. Generally speaking, golden retrievers will start ovulating about 2 or 3 days after they come into estrus. This is the best time for male dogs to mate.

The breeding time is at the end of the menstrual period, which lasts about fourteen days. There will be a little bit of bleeding at first, and then it will start to increase. The amount of blood will be the largest around the seventh day, and then slowly decrease. Ovulation begins around the 14th or 15th day. This period is the dangerous period for golden retrievers. Owners can also ask their pet doctor to do a vaginal smear test.