A: As a general guideline, broodmares are past their reproductive prime as they approach about 15 or 16 years old. That being said, of course there are mares out there successfully foaling past this age and well into their twenties.

At what age should a mare stop being bred?

Generally, mares are past their reproductive prime when they reach 15 to 16 years old. There are mares that can carry and deliver healthy foals into their 20s, but the majority of them have had multiple successful pregnancies before.

Is it safe to breed a 20 year old mare?

Mares can continue to produce foals well into their late teens or early to mid 20's. ... Aged mares may need to be bred over more estrous cycles, on average, to establish a pregnancy than younger mares. It is recommended that a veterinarian perform a reproductive evaluation on an older mare prior to the breeding season.

Can you breed a 30 year old mare?

In general, female horses can breed until they are 25 years old, and male horses can breed up to 30 years old. But some horses may stop breeding either much younger or older depending on their health, fertility, and history.

Can you breed a 14 year old mare?

If the mare is healthy, usually it is quite safe to breed her up to about 15-16, though I have seen mares conceive for their first up to about 18 years old. Have your vet palpate and ultrasound her uterus to check its condition.

2016 Broodmare of the Year Leslie's Lady Thriving in Retirement

18 related questions found

Can a yearling filly get pregnant?

Puberty for fillies will occur between 10 and 24 months of age, with the average being about 18 months. Under open-range conditions, it is rare for yearling fillies, or even for 2-year-olds, to become pregnant. Just 0.9% of free-ranging mares foal when they are 2 years old, and 13.5% foal as 3-year-olds.

Can you ride a broodmare?

Either of these conditions will put both the mare and foal at risk. It seems to be a widely accepted rule that riding a broodmare for her first 6-8 months of pregnancy is okay and can even be beneficial.

Do horses stop ovulating?

Most mares do not release eggs (ovulation) all year long. The average mare's first ovulation of the year is in March and the last ovulation in October. Between October and March the mare's reproductive organs shut down (anestrus) and most mares are not receptive to the stallion at this time.

What is the best age for a horse to have a foal?

I think the "optimum" age for a mare to have her 1st foal would probably be anytime between 4 and 12. When deciding when to breed your "next riding horse", as well as the age of the mare and whether she is worth breeding from (and you won't know that until later) you need to also consider the day to day practicalities.

Do mares go through menopause?

Mares usually reach an age where they are unable to conceive but this age varies from mare to mare. They usually don't actually go through a menopause int he same sense as humans do (with the cessation of monthly cycles and hormone release).

How many foals should a mare have?

A horses fertility decreases with age making it more difficult for an old mare to become pregnant. In theory if you bred you mare every year from 4 years old until 20 years old you could get 16 foals. Horses can live until 25 to 30 years old, but past 20 years old it can be very difficult to get the mare pregnant.

What is the oldest age to breed a horse?

The Older Mare: Breeding Particulars

Peak fertility in horses occurs at approximately 6 to 7 years of age. Fertility begins to decline at around 15 years of age as mares become more difficult to get in foal and the rate of pregnancy loss increases.

How soon can you breed a mare after foaling?

Simply put, foal heat is the first heat cycle a mare goes through after foaling and a manager's first opportunity to breed her. It typically occurs six to 12 days after foaling. Mares can ovulate as early as seven days and as late as two weeks post-foaling.

How long can a mare carry a foal?

Use our Mare Gestation Calculator to find out! The average gestation length in the mare ranges from 320 to 362 days; most mares will foal within 330-345 days of successful breeding.

Can a 25 year old mare get pregnant?

Older mares can become pregnant and carry a foal to term well into their twenties. ... One of the first changes an owner may notice is a delay in the first ovulation of the year in older mares. On average, older mares ovulate about two weeks later in the spring than younger mares.

Do mares go into heat in the winter?

Most mares of breeding age begin to cycle into heat in late winter or early spring. A shift in hormone production that causes these periods of reproductive receptiveness is triggered by more hours of sunlight during the increasingly longer days as winter ends.

Do horses mate with their offspring?

A mare is extremely protective after giving birth -- to the point of threatening the stallion if he approaches the baby. ... Moreover, the stallion's female offspring also typically leave, since most stallions aren't interested in breeding with their own female offspring. These youngsters typically leave by age 2.

Do horses have periods?

Mares normally have 3 or 4 prolonged periods (7–14 days) of sexual receptivity during the vernal transition before the first ovulation of the breeding season occurs. Similar long periods of sexual receptivity normally occur during the autumnal transition between the breeding season and winter anestrus.

Why is my mare in season in December?

During the winter when the ovaries are inactive, circulating levels of the hormone progesterone are very low. This lack of progesterone may lead to the mare appearing in season throughout the winter.

How often do mares go in season?

The estrous cycle, also known as "season" or "heat" of a mare occurs roughly every 19–22 days and occurs from early spring into autumn. As the days shorten, most mares enter an anestrus period during the winter and thus do not cycle in this period.

Can pregnant people ride mares?

In most cases regular riding should cause no problems past that first month. Johnson says that as the pregnancy progresses and the foal grows, there is a slight risk of the fetus damaging or even rupturing the abdominal wall during excessive exercise.

How long can you ride a broodmare?

However, there are periods when riding should be avoided, don't ride a mare for at least 30 days following conception or during the final two to three months before her due date. Otherwise, it is ok to ride your pregnant horse.