When should I breed my Chihuahua?

While it is generally easy to determine when an average dog is in heat and ready to mate, Chihuahua owners may face additional challenges.

This means that some owners may miss their Chihuahua's first heat cycle, simply because Chihuahuas are meticulously clean and lick away any evidence of heat! ☺️

But exactly when are these wonderful and affectionate little dogs in heat?

The timing of heat cycles truly varies from one Chihuahua to another.

A Chihuahua's first heat occurs between the age of six and eight months on average.

There are always exceptions, and it is not uncommon for a female to go into heat at five months or at one year (regardless of her coat).

However, the fact that the Chihuahua is a small dog breed means that its heat occurs much earlier than in much larger dog breeds.

 

Signs that your Chihuahua is in heat and ready to mate

Now that you know when Chihuahuas are in heat, you may be wondering how to recognize the signs for mating. 😉

The Chihuahua heat cycle lasts an average of 21 days and includes proestrus, estrus, and diestrus. Anestrus is an essentially inactive resting period.

The canine cycle can be divided into four specific stages, each with distinct characteristics listed below.

Proestrus

This phase lasts between four and nine days.

During this period, your Chihuahua's reproductive tissues may appear more swollen than normal.

The most obvious sign is vaginal bleeding; however, as mentioned above, you may not notice it if you have an overly clean Chihuahua who will lick away signs of her presence. Male dogs will be very interested in the female, but she will not allow them to mate at this time.

Estrus

This phase lasts between four and thirteen days.

The bloody discharge observed in the previous stage fades and is replaced by a pink or straw-colored discharge. During this phase, your Chihuahua is officially "in heat," meaning she remains still, with her tail pulled to the side, allowing the male to mount her. This is the phase where she is at the peak of her fertility.

Diestrus

Also called metestrus, this phase essentially concludes the active part of the heat cycle and lasts 60 to 90 days.

Your Chihuahua will no longer be interested in males, although some may hang around at first.

- If your Chihuahua is pregnant, this phase lasts until the puppies are born, about 63 days later.

- If your Chihuahua is not pregnant, diestrus can last two to three months, and during this period, dogs can experience a false pregnancy.

Anestrus

Anestrus is simply the phase during which the reproductive organs are resting. It usually lasts between two and three months.

Although it sounds like a quiet, inactive period, in reality, the pituitary glands and ovaries of your female Chihuahua are preparing for the next proestrus phase, several months later.

🐶 You should know that Chihuahuas generally go into heat every five to eight months, which means your Chihuahua will very likely go into heat twice a year. 😉

Knowing when Chihuahuas can mate is fundamental for any dog owner or potential breeder.

If you are a dog owner, you must secure your Chihuahua and keep her away from males in this period.

Also, if you are considering breeding your Chihuahua (toy or standard), you need to determine the best time to do so to increase the chances of pregnancy.

However, it is imperative to do your research and learn how to be a reputable Chihuahua breeder after reading the important considerations regarding Chihuahua breeding.

Taking care of a Chihuahua in heat

 

As soon as you recognize the signs of heat, you must take the necessary steps to protect your Chihuahua from the attention of males if you do not plan on breeding her.

If you are still having trouble deciphering the potential signs of your dog's heat, rest assured, the behavior of male dogs will let you know.

So don't be surprised if male dogs show up at your doorstep. A male dog is capable of detecting the scent of a female in estrus from up to 8 km away! 😁

Tips to prevent mating

Avoid dog parks and, if you have to take your female Chihuahua out, keep her on a leash at all times.

Never underestimate the persistence and determination of intact male dogs. These little beasts can be very creative (sometimes aggressive) and use clever planning to dig under a fence or even climb it to reach her.

Also watch the door: even if your dog has never intended to run away, during heat, it is quite possible for her to wander off.

By preventing your pet from urinating everywhere, you will also keep males away, as females urinate quite frequently during their heat cycle to leave "calling cards" indicating their availability.

Urination is not necessarily limited to the outdoors; in fact, some females have no problem urinating in the house. And in case you are wondering how to protect your furniture and carpet from these bloody discharges, you can invest in a pair of doggy diapers, special panties for dogs in heat.

Advice and risk factors for Chihuahua breeding

 

When is this adorable dog breed in heat and ready to mate?

In natural matings, males simply know when the right time is, and females make themselves available to them.

In general, this occurs between the 8th and 15th day of heat, counting from the day your little pup started bleeding.

There is really no guarantee that mating at this time will result in puppies. However, breeders have found that allowing a mating every two days starting from the 7th day of heat until the female allows it increases the chances of success.

Final thoughts

Breeding this dog breed is a serious choice, especially when it comes to a small-sized breed like the Chihuahua whose pregnancy is much riskier than that of other large dog breeds. 😊

Chihuahuas (short-haired or long-haired) should never be mated during their first heat. They are too young and giving birth can lead to complications for them as well as for the puppy.

Although Chihuahuas are not a fragile breed, they should instead be mated for the first time during their second or third heat and before the age of three.

Breeding is an activity that requires great expertise, a good knowledge of genetics (detecting the merle gene) and ultimate goals of breed improvement.

Do not hesitate to share your experience with the mating of your favorite little furball below and obviously always ask for advice from your veterinarian!

- The Teckelshop team - We are fans of Dachshunds but remain lovers of all dog breeds 💚🐶