Gestation Calculator
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Goat gestation calculator

A goat pregnancy lasts about 150 days, counted from the breeding date; most births fall between day 145 and day 155. Pick the breeding date below to see the due date, the usual window and the milestones on the way.
Bred on
Length (days)
150
Average: 150 days. Adjust it for your breed.
Due date
Thu, Jul 29, 2027
Usually Jul 24 – Aug 3, 2027

Milestones

    💕
    Bred
    Day 0 · Mon, Mar 1, 2027
    ⏳
    Halfway
    Day 75 · Sat, May 15, 2027
    🧺
    About a week to go: get a clean, quiet birthing area ready
    Day 143 · Thu, Jul 22, 2027
    🎉
    Due date (kidding)
    Day 150 · Thu, Jul 29, 2027

How the date is worked out

Due date = breeding date + 150 days. Day 0 is the day of breeding, so a goat bred on Mar 1, 2027 is due on Jul 29, 2027, and births usually fall between Jul 24, 2027 and Aug 3, 2027. If the goat was bred on several days, count from the first breeding and expect the window to run to the last breeding + 155 days.

Good to know

Gestation is 145 to 155 days; breed, litter size and the doe’s age all move it (Merck Veterinary Manual). If your breed usually kids early or late, change the length.

2027 gestation table: breeding date and due date

Every breeding date of 2027 with its due date (150 days later), month by month. Print it for the barn or kennel wall.
January 2027
BredDue
Jan 1May 31, 2027
Jan 2Jun 1, 2027
Jan 3Jun 2, 2027
Jan 4Jun 3, 2027
Jan 5Jun 4, 2027
Jan 6Jun 5, 2027
Jan 7Jun 6, 2027
Jan 8Jun 7, 2027
Jan 9Jun 8, 2027
Jan 10Jun 9, 2027
Jan 11Jun 10, 2027
Jan 12Jun 11, 2027
Jan 13Jun 12, 2027
Jan 14Jun 13, 2027
Jan 15Jun 14, 2027
Jan 16Jun 15, 2027
Jan 17Jun 16, 2027
Jan 18Jun 17, 2027
Jan 19Jun 18, 2027
Jan 20Jun 19, 2027
Jan 21Jun 20, 2027
Jan 22Jun 21, 2027
Jan 23Jun 22, 2027
Jan 24Jun 23, 2027
Jan 25Jun 24, 2027
Jan 26Jun 25, 2027
Jan 27Jun 26, 2027
Jan 28Jun 27, 2027
Jan 29Jun 28, 2027
Jan 30Jun 29, 2027
Jan 31Jun 30, 2027
February 2027
BredDue
Feb 1Jul 1, 2027
Feb 2Jul 2, 2027
Feb 3Jul 3, 2027
Feb 4Jul 4, 2027
Feb 5Jul 5, 2027
Feb 6Jul 6, 2027
Feb 7Jul 7, 2027
Feb 8Jul 8, 2027
Feb 9Jul 9, 2027
Feb 10Jul 10, 2027
Feb 11Jul 11, 2027
Feb 12Jul 12, 2027
Feb 13Jul 13, 2027
Feb 14Jul 14, 2027
Feb 15Jul 15, 2027
Feb 16Jul 16, 2027
Feb 17Jul 17, 2027
Feb 18Jul 18, 2027
Feb 19Jul 19, 2027
Feb 20Jul 20, 2027
Feb 21Jul 21, 2027
Feb 22Jul 22, 2027
Feb 23Jul 23, 2027
Feb 24Jul 24, 2027
Feb 25Jul 25, 2027
Feb 26Jul 26, 2027
Feb 27Jul 27, 2027
Feb 28Jul 28, 2027
March 2027
BredDue
Mar 1Jul 29, 2027
Mar 2Jul 30, 2027
Mar 3Jul 31, 2027
Mar 4Aug 1, 2027
Mar 5Aug 2, 2027
Mar 6Aug 3, 2027
Mar 7Aug 4, 2027
Mar 8Aug 5, 2027
Mar 9Aug 6, 2027
Mar 10Aug 7, 2027
Mar 11Aug 8, 2027
Mar 12Aug 9, 2027
Mar 13Aug 10, 2027
Mar 14Aug 11, 2027
Mar 15Aug 12, 2027
Mar 16Aug 13, 2027
Mar 17Aug 14, 2027
Mar 18Aug 15, 2027
Mar 19Aug 16, 2027
Mar 20Aug 17, 2027
Mar 21Aug 18, 2027
Mar 22Aug 19, 2027
Mar 23Aug 20, 2027
Mar 24Aug 21, 2027
Mar 25Aug 22, 2027
Mar 26Aug 23, 2027
Mar 27Aug 24, 2027
Mar 28Aug 25, 2027
Mar 29Aug 26, 2027
Mar 30Aug 27, 2027
Mar 31Aug 28, 2027
April 2027
BredDue
Apr 1Aug 29, 2027
Apr 2Aug 30, 2027
Apr 3Aug 31, 2027
Apr 4Sep 1, 2027
Apr 5Sep 2, 2027
Apr 6Sep 3, 2027
Apr 7Sep 4, 2027
Apr 8Sep 5, 2027
Apr 9Sep 6, 2027
Apr 10Sep 7, 2027
Apr 11Sep 8, 2027
Apr 12Sep 9, 2027
Apr 13Sep 10, 2027
Apr 14Sep 11, 2027
Apr 15Sep 12, 2027
Apr 16Sep 13, 2027
Apr 17Sep 14, 2027
Apr 18Sep 15, 2027
Apr 19Sep 16, 2027
Apr 20Sep 17, 2027
Apr 21Sep 18, 2027
Apr 22Sep 19, 2027
Apr 23Sep 20, 2027
Apr 24Sep 21, 2027
Apr 25Sep 22, 2027
Apr 26Sep 23, 2027
Apr 27Sep 24, 2027
Apr 28Sep 25, 2027
Apr 29Sep 26, 2027
Apr 30Sep 27, 2027
May 2027
BredDue
May 1Sep 28, 2027
May 2Sep 29, 2027
May 3Sep 30, 2027
May 4Oct 1, 2027
May 5Oct 2, 2027
May 6Oct 3, 2027
May 7Oct 4, 2027
May 8Oct 5, 2027
May 9Oct 6, 2027
May 10Oct 7, 2027
May 11Oct 8, 2027
May 12Oct 9, 2027
May 13Oct 10, 2027
May 14Oct 11, 2027
May 15Oct 12, 2027
May 16Oct 13, 2027
May 17Oct 14, 2027
May 18Oct 15, 2027
May 19Oct 16, 2027
May 20Oct 17, 2027
May 21Oct 18, 2027
May 22Oct 19, 2027
May 23Oct 20, 2027
May 24Oct 21, 2027
May 25Oct 22, 2027
May 26Oct 23, 2027
May 27Oct 24, 2027
May 28Oct 25, 2027
May 29Oct 26, 2027
May 30Oct 27, 2027
May 31Oct 28, 2027
June 2027
BredDue
Jun 1Oct 29, 2027
Jun 2Oct 30, 2027
Jun 3Oct 31, 2027
Jun 4Nov 1, 2027
Jun 5Nov 2, 2027
Jun 6Nov 3, 2027
Jun 7Nov 4, 2027
Jun 8Nov 5, 2027
Jun 9Nov 6, 2027
Jun 10Nov 7, 2027
Jun 11Nov 8, 2027
Jun 12Nov 9, 2027
Jun 13Nov 10, 2027
Jun 14Nov 11, 2027
Jun 15Nov 12, 2027
Jun 16Nov 13, 2027
Jun 17Nov 14, 2027
Jun 18Nov 15, 2027
Jun 19Nov 16, 2027
Jun 20Nov 17, 2027
Jun 21Nov 18, 2027
Jun 22Nov 19, 2027
Jun 23Nov 20, 2027
Jun 24Nov 21, 2027
Jun 25Nov 22, 2027
Jun 26Nov 23, 2027
Jun 27Nov 24, 2027
Jun 28Nov 25, 2027
Jun 29Nov 26, 2027
Jun 30Nov 27, 2027
July 2027
BredDue
Jul 1Nov 28, 2027
Jul 2Nov 29, 2027
Jul 3Nov 30, 2027
Jul 4Dec 1, 2027
Jul 5Dec 2, 2027
Jul 6Dec 3, 2027
Jul 7Dec 4, 2027
Jul 8Dec 5, 2027
Jul 9Dec 6, 2027
Jul 10Dec 7, 2027
Jul 11Dec 8, 2027
Jul 12Dec 9, 2027
Jul 13Dec 10, 2027
Jul 14Dec 11, 2027
Jul 15Dec 12, 2027
Jul 16Dec 13, 2027
Jul 17Dec 14, 2027
Jul 18Dec 15, 2027
Jul 19Dec 16, 2027
Jul 20Dec 17, 2027
Jul 21Dec 18, 2027
Jul 22Dec 19, 2027
Jul 23Dec 20, 2027
Jul 24Dec 21, 2027
Jul 25Dec 22, 2027
Jul 26Dec 23, 2027
Jul 27Dec 24, 2027
Jul 28Dec 25, 2027
Jul 29Dec 26, 2027
Jul 30Dec 27, 2027
Jul 31Dec 28, 2027
August 2027
BredDue
Aug 1Dec 29, 2027
Aug 2Dec 30, 2027
Aug 3Dec 31, 2027
Aug 4Jan 1, 2028
Aug 5Jan 2, 2028
Aug 6Jan 3, 2028
Aug 7Jan 4, 2028
Aug 8Jan 5, 2028
Aug 9Jan 6, 2028
Aug 10Jan 7, 2028
Aug 11Jan 8, 2028
Aug 12Jan 9, 2028
Aug 13Jan 10, 2028
Aug 14Jan 11, 2028
Aug 15Jan 12, 2028
Aug 16Jan 13, 2028
Aug 17Jan 14, 2028
Aug 18Jan 15, 2028
Aug 19Jan 16, 2028
Aug 20Jan 17, 2028
Aug 21Jan 18, 2028
Aug 22Jan 19, 2028
Aug 23Jan 20, 2028
Aug 24Jan 21, 2028
Aug 25Jan 22, 2028
Aug 26Jan 23, 2028
Aug 27Jan 24, 2028
Aug 28Jan 25, 2028
Aug 29Jan 26, 2028
Aug 30Jan 27, 2028
Aug 31Jan 28, 2028
September 2027
BredDue
Sep 1Jan 29, 2028
Sep 2Jan 30, 2028
Sep 3Jan 31, 2028
Sep 4Feb 1, 2028
Sep 5Feb 2, 2028
Sep 6Feb 3, 2028
Sep 7Feb 4, 2028
Sep 8Feb 5, 2028
Sep 9Feb 6, 2028
Sep 10Feb 7, 2028
Sep 11Feb 8, 2028
Sep 12Feb 9, 2028
Sep 13Feb 10, 2028
Sep 14Feb 11, 2028
Sep 15Feb 12, 2028
Sep 16Feb 13, 2028
Sep 17Feb 14, 2028
Sep 18Feb 15, 2028
Sep 19Feb 16, 2028
Sep 20Feb 17, 2028
Sep 21Feb 18, 2028
Sep 22Feb 19, 2028
Sep 23Feb 20, 2028
Sep 24Feb 21, 2028
Sep 25Feb 22, 2028
Sep 26Feb 23, 2028
Sep 27Feb 24, 2028
Sep 28Feb 25, 2028
Sep 29Feb 26, 2028
Sep 30Feb 27, 2028
October 2027
BredDue
Oct 1Feb 28, 2028
Oct 2Feb 29, 2028
Oct 3Mar 1, 2028
Oct 4Mar 2, 2028
Oct 5Mar 3, 2028
Oct 6Mar 4, 2028
Oct 7Mar 5, 2028
Oct 8Mar 6, 2028
Oct 9Mar 7, 2028
Oct 10Mar 8, 2028
Oct 11Mar 9, 2028
Oct 12Mar 10, 2028
Oct 13Mar 11, 2028
Oct 14Mar 12, 2028
Oct 15Mar 13, 2028
Oct 16Mar 14, 2028
Oct 17Mar 15, 2028
Oct 18Mar 16, 2028
Oct 19Mar 17, 2028
Oct 20Mar 18, 2028
Oct 21Mar 19, 2028
Oct 22Mar 20, 2028
Oct 23Mar 21, 2028
Oct 24Mar 22, 2028
Oct 25Mar 23, 2028
Oct 26Mar 24, 2028
Oct 27Mar 25, 2028
Oct 28Mar 26, 2028
Oct 29Mar 27, 2028
Oct 30Mar 28, 2028
Oct 31Mar 29, 2028
November 2027
BredDue
Nov 1Mar 30, 2028
Nov 2Mar 31, 2028
Nov 3Apr 1, 2028
Nov 4Apr 2, 2028
Nov 5Apr 3, 2028
Nov 6Apr 4, 2028
Nov 7Apr 5, 2028
Nov 8Apr 6, 2028
Nov 9Apr 7, 2028
Nov 10Apr 8, 2028
Nov 11Apr 9, 2028
Nov 12Apr 10, 2028
Nov 13Apr 11, 2028
Nov 14Apr 12, 2028
Nov 15Apr 13, 2028
Nov 16Apr 14, 2028
Nov 17Apr 15, 2028
Nov 18Apr 16, 2028
Nov 19Apr 17, 2028
Nov 20Apr 18, 2028
Nov 21Apr 19, 2028
Nov 22Apr 20, 2028
Nov 23Apr 21, 2028
Nov 24Apr 22, 2028
Nov 25Apr 23, 2028
Nov 26Apr 24, 2028
Nov 27Apr 25, 2028
Nov 28Apr 26, 2028
Nov 29Apr 27, 2028
Nov 30Apr 28, 2028
December 2027
BredDue
Dec 1Apr 29, 2028
Dec 2Apr 30, 2028
Dec 3May 1, 2028
Dec 4May 2, 2028
Dec 5May 3, 2028
Dec 6May 4, 2028
Dec 7May 5, 2028
Dec 8May 6, 2028
Dec 9May 7, 2028
Dec 10May 8, 2028
Dec 11May 9, 2028
Dec 12May 10, 2028
Dec 13May 11, 2028
Dec 14May 12, 2028
Dec 15May 13, 2028
Dec 16May 14, 2028
Dec 17May 15, 2028
Dec 18May 16, 2028
Dec 19May 17, 2028
Dec 20May 18, 2028
Dec 21May 19, 2028
Dec 22May 20, 2028
Dec 23May 21, 2028
Dec 24May 22, 2028
Dec 25May 23, 2028
Dec 26May 24, 2028
Dec 27May 25, 2028
Dec 28May 26, 2028
Dec 29May 27, 2028
Dec 30May 28, 2028
Dec 31May 29, 2028

Frequently asked questions

How long is a goat pregnant?

About 150 days on average, counted from the breeding date; most births fall between day 145 and day 155.

How do I calculate a goat due date?

Add 150 days to the breeding date. Example: bred on Mar 1, 2027, due on Jul 29, 2027. The calculator above does it for any date and lists the milestones.

What if the goat goes past the due date?

Most births fall by day 155 after breeding. If that day passes, or anything about the mother worries you, call your veterinarian.

Can I use a different length for my breed?

Yes. Change the length (in days) in the calculator; the date, the window and the milestones move with it. The Android app keeps the length for each animal or batch you save.

Where the numbers come from

Sources: Merck Veterinary Manual: Pregnancy in Goats. Breeds and individual animals differ; change the length in the calculator if yours usually runs early or late. These dates are estimates, not veterinary advice: ask your veterinarian about your animal.
Estimates from published averages. Every animal is different: ask your veterinarian.