Are Most White Cat With Blue Eyes Deaf. And 65 to 85 percent of white cats with two blue eyes were deaf. The chance of deafness is as high as 80% in a white cat with 2 blue eyes.
In fact, albino cats usually have light blue eyes and extremely white fur as they have no melanin and therefore no color. Domesticated cats with blue eyes and white coats are often completely deaf. A white cat with one blue eye has a 39% chance of at least partial deafness, and a white cat with two blue eyes may have a 65% chance.
Its true that most white cats are deaf if they have blue eyes but if there eyes are a different colour say green then there is less chance of them been deaf.
The w gene responsible for white coat and blue eye is closely related to the hearing ability, and presence of a blue eye can indicate the cat is deaf to the side the blue eye is located. Black and white cats with blue eyes have a much more common type of hearing and vision problem that may be related to their eye color. The reason, as you may have guessed, is heredity: Two blue eyes, completely deaf.