Horse Reproduction

Question 1

Horses are what kind of breeders?

Answer 1

Seasonal

Question 2

Horse gestation period

Answer 2

11 months (340 days)

Question 3

Average puberty age of mares

Answer 3

12 months

Question 4

Stallions hit puberty (become fertile) at ab

Answer 4

15-18months

Question 5

During breeding season, mares cycle (go into estrus) every ____ days

Answer 5

21

Question 6

Horses are in heat for ?

Average?

Answer 6

3-14 days

Average 5 days

Question 7

Signs of estrus

Answer 7

Receptive, interested in stallion
Frequent urination
Holds tail up

Question 8

Teasing

Answer 8

Testing for estrus, stallion is brought up to mare. Mare will stand quietly if in heat, allow stallion near her

Question 9

Extender

Answer 9

Substance w nutrition for sperm, may have antibiotics

Question 10

Ways of controlling estrus

Answer 10

Photoperiod

Prostaglandin

Question 11

Photoperiod

Answer 11

Can alter mares cycle and induce estrus by altering lighting

Question 12

Prostaglandin

Answer 12

Induce estrus, side affects associated

Question 13

Foal heat

Answer 13

Mares first estrus after after foaling (7-10 days postpartum)

Question 14

Weaning average age of foal

Answer 14

4-6 month

Question 15

Gelding

Answer 15

Castrated male

Question 16

Cryptorchids

Answer 16

Retention of both testicles in abdomen

Question 17

Twinning in horses is (common or uncommon)

Answer 17

Uncommon. Typically aborted or absorbed