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Labrador Retriever Pregnancy Calculator

Estimate your Labrador Retriever’s due date and whelping window, then see a typical litter of 6 to 10 puppies, with about 7 being common, a dated vet-visit schedule, and a week-by-week timeline pinned to real dates. The breed is already selected for you — just enter the date.

Calculate your Labrador Retriever’s due date

Which date do you know?
Pick the date that matches the option you selected above.
    Refine accuracy with a vet-confirmed date

    If your veterinarian timed ovulation by progesterone or the LH surge, choose it here for a tighter window.

    What is the Labrador Retriever Pregnancy Calculator?

    The Labrador Retriever Pregnancy Calculator estimates when your Labrador Retriever will give birth. Enter the date your Labrador Retriever was mated — or a vet-confirmed ovulation or heat date — and it returns a due date, a realistic range, a live countdown, and a dated day-by-day plan. The breed is already selected, so your result also shows the typical Labrador Retriever litter size and the whelping-risk notes that matter for this breed.

    Every dog breed is pregnant for about the same length of time — roughly 63 days from ovulation — so a Labrador Retriever is not pregnant any longer or shorter than other dogs. For the full week-by-week explanation of how a Labrador Retriever’s due date is worked out, see the main dog pregnancy calculator. What changes from breed to breed is litter size, whelping risk, and care — which is what the sections below cover for the Labrador Retriever.

    Labrador Retriever litter size and puppy development

    Labrador Retrievers are known for generous litters. The average is about 7 puppies, and a healthy, well-timed breeding can produce anywhere from 1 to 13. Large litters are normal for the breed, so a roomy whelping box and an X-ray puppy count around day 45 to 50 help you know how many to expect on the day.

    Labrador Retriever whelping and delivery

    Labradors whelp naturally in the great majority of cases. Their balanced build and moderate head size mean dystocia is uncommon, though a very large litter can tire the mother during a long delivery. Keep your vet’s number close and watch the clock between puppies so you can call for help if a delivery stalls.

    How to care for a pregnant Labrador Retriever

    Feed a Labrador’s appetite carefully. The breed gains weight easily, and an overweight dam faces a harder labor, so increase food gradually only from the second half of pregnancy and switch to a puppy or gestation diet. Maintain gentle daily exercise to keep her fit for whelping.

    Preparing to whelp a Labrador Retriever litter

    Set up a large whelping box at least a week before the earliest due date, with low sides and washable bedding for a sizeable litter. Have clean towels, a scale to weigh each puppy, and a notebook ready. From day 56, take her temperature twice a day; a drop below about 99°F (37.2°C) means labor is near.

    Frequently Asked Questions

    How long is a Labrador pregnant?

    About 63 days from ovulation, the same as other breeds. Labradors often carry large litters, and large litters can arrive a day or two early, so do not be surprised if a Labrador whelps slightly before the 63-day mark.

    How many puppies do Labradors have?

    About 7 on average, with a normal range of roughly 6 to 10. Studies of Labrador litters have recorded anywhere from 1 to 13 puppies, with first-time and older mothers tending toward smaller litters.

    Do Labradors give birth easily?

    Usually, yes. Labradors are a low-risk breed for whelping difficulty. A caesarean is only needed if a specific problem arises, such as a very large litter that exhausts the mother or a puppy that is poorly positioned.

    Is the Labrador Retriever Pregnancy Calculator free?

    Yes. It is 100% free, needs no registration, and runs entirely in your browser.

    Do I need to sign up?

    No. There is no registration and no login required.

    Do you store my data?

    No. Every calculation runs in your browser. We do not collect or store the dates or breed you enter.

    References

    1. Merck Veterinary Manual — Whelping and Queening in Dogs and Cats. merckvetmanual.com
    2. American Kennel Club — Dog Pregnancy: Signs, Care, and Preparation. akc.org
    3. VCA Animal Hospitals — Breeding for Dog Owners: Pregnancy and Whelping. vcahospitals.com
    4. Evans KM, Adams VJ (2010) — Proportion of litters of purebred dogs born by caesarean section. Journal of Small Animal Practice. pubmed.ncbi.nlm.nih.gov
    5. The Royal Kennel Club — Pregnancy in dogs. royalkennelclub.com