If it is a British shorthair cat, it is a blue female cat with a yellow and white male cat.
Then according to the most common color of female cats, the color of male cats will be added in some mottled places. ..
Generally speaking, it is on both sides of the nose, and the head, face and tail are the most obvious. ..
If it's a yellow and white female cat, a blue male cat.
That depends on whether it is mainly yellow or white. If it's yellow and white stripes, ..
The first two will continue to inherit, and blue will inherit part.
If it is mottled, then there is less blue. ..
This is the most common way of inheritance. ..