Like uterine cancer, these conditions are all more common in female rabbits over two years of age. (petsmagazine.com.sg)
The best pairing is a neutered male rabbit and spayed female rabbit. (smallanimalchanel.com)
All healthy cats, dogs and rabbits over the age of 8 weeks (16 weeks for female rabbits) and weighing at least 2 pounds are eligible for surgery. (iowahumanealliance.org)