How big a blue cat can grow has a lot to do with diet, amount of exercise, gender, etc. However, generally speaking, the standard weight of an adult blue cat is 3-5 kg, and males are generally 1 kg heavier than females. -2 kg. Males will also gradually gain weight after neutering, and will probably gain another 1-2 kg on their own basis. Although blue cats are more mellow and cute, it is best for owners to control the weight of blue cats, reduce the amount of meat, feed more fruits and vegetables, maintain a balanced diet, and do not make the cat too obese to avoid increasing the burden on the organs and affecting the health of the cat. healthy.