I'm assuming you're talking about labs. The only way is to breed her with a dog who is also yellow. If you are a registered breeder, which hopefully you are, you can contact kennels and ask them which of their studs throw yellow puppies the most. This will also increase your chances.
A litter of puppies
A group of puppies is a pack.
The standard collective noun for puppies is a litterof puppies.
A group of puppies, no matter the number of pups, is called a litter. ~
There can be 5 - 7 puppies in a litter of a Saluki.
The immediate physical outcome would be another litter of puppies. However, these puppies would be at increased risk of congenital deformities and of having low quality breeding potential due to the increase in homozygosity of their genomes. Also, for purebred dogs, this litter of puppies is likely to be rejected for registration due to the inbreeding.
1-23 puppies in one litter, but smaller dogs tend to have less puppies in one litter.
A group of puppies from the same mother born in that same group is called a litter of puppies.
A group of puppies is called a litter. The size of a litter can vary drastically based on the breed and if it is the dogs first litter.
A litter of puppies.
Pekingese dogs usually have 2 to 4 puppies per litter.
There can be 3 - 4 Boston Terrier puppies in a litter. my dog Emma though had five puppies in one of her litters.