Herefords tend to have an average gestation period, which is around 282 to 288 days in length.
A heifer calf shouldn't be pregnant to begin with. She is much too young to be pregnant. She would have the same length of gestation as a heifer bred at the right age (which is around 285 days long), but she would have a really hard time giving birth to that calf without assistance.
Please see the related question below for information on pregnant young heifers.
Since the Brahman is known to be the latest maturing breed of all cattle in North America, the typical gestation period for a Brahman cow would last from 290 to over 300 days in length.
Since Simmentals are early-maturing cattle, the gestation period would range from around 270 to 283 days in length.
Scottish Highlands are an intermediate-maturing breed, which means that a cow will be pregnant for around 283 to 287 days.
It would be about the same as with a Jersey cow. See the related question below.
Herefords tend to have an average gestation period, which is around 282 to 288 days in length.
On average five months.
For a tiger, the gestation period averages around 100 days. For a cow, the gestation period averages around 285 days.
The gestation period of a Gelbvieh cow averages around 260 to 280 days long.
The gestation period of a mini cow is around 285 days, which is the same length for a full-sized cow.
The gestation for a cow that's been AI'd would have the same gestation period as a cow that has been naturally bred: around 285 days, plus or minus. Artificial Insemination does NOT affect the length of gestation of a cow, it only affects what her offspring is going to be.
The gestation period of a Red Pol cow is around 285 days long, plus or minus a few days.
The cow has the longest gestation period of the two species: A dog is pregnant for around 60 days, whereas a cow is pregnant for around 285 days.
The gestation period of a Dutch Belted is around 285 days long.
Charolais tend to have a long gestation period, which is around 287 to 293 days long.
A cow that is close to calving, and is far along in her gestation period.
Horse cows do not exist.
Only by the cow, it is never ever determined by the bull.
It's called the gestation period.