If you have bred the mice yourself the baies need to be 4 weeks old. If you have bred them yourslef the babies need to be at least 4 weeks or more before you can give them away.
with females they can be bred around they age of 4-5 months however the male must be 6 months
This is an impossible number to obtain, because cows get bred and calve out every day in the US. One day there may be 4 million cows that are bred, the next there may be only 200,000 that get bred. And each year that a statistics is taken of how many cows get bred in the US, each year it will be very different from the next.
You could be a touch more specific here. We don't know whether 4-6-09 is March 6, 2009, or June 4, 2009. Either way, if the cow was bred on June 4, she would be calving on March 16, 2010. But, if she was bred on March 6, then she'd be calving on Decemeber 16, 2009.
bred: We bred rabbits for years.The past participle is also bred: We have bred many kinds of rabbits.
It was bred in France
They were bred to be lap dogs
they were bred to be working dogs.
No but there are champion bred horses
They were bred for hunting.
Bred for a particular use.
They were bred as companion dogs.