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6 gru 2022 · A dog's first heat cycle can occur anywhere from 4 months to 2 years, depending on their size. Here's what to know about a dog's first heat cycle.
30 sie 2023 · On average, a female dog will come into her first heat between six and 15 months of age. However, toy and small breeds mature much earlier than giant breeds and can come into heat as early as four months of age. Giant breeds might be two years old before they experience their first heat.
6 lip 2023 · The timing of a dog’s first heat varies, with size being a major factor. Small dog breeds tend of have their estrus cycle at an earlier age (around 6 months old), while large or giant-breed dogs may not come into heat until later (18–24 months).
A dog’s first heat can start between the age of 6-24 months, with smaller breeds averaging earlier than larger breeds. Most dogs will have two heats per year or an average of every 5-11 months. Some breed exceptions occur, such as the Basenji and Tibetan Mastiff, which typically only cycle once yearly.
9 wrz 2024 · The heat or estrus cycle has four stages. During the first one, called proestrus, you may notice swelling around the genitals and your dog attracting males, but not being interested in them yet.
10 maj 2023 · The first heat cycle occurs when females reach about 2/3 of their adult size (six to 18 months of age), with some notable differences. Sighthounds like g reyhounds, b orzoi, and Afghan hounds may not have their first heat cycle until they are well over two years old.
The first heat generally occurs around six months in small- to medium-sized dogs and around 12 to 18 months in larger breed dogs. However, it is not unheard of for some giant dog breeds to go into heat at around 30 months of age.
