Understanding the rules for eye testing can be difficult.  When there were just ophthalmic rules it was more straightforward.  The addition of genetic test results (DNA CEA) is of great benefit to breeders and the dog, but it can be complicated.

The Registration Rules give the final judgement, but other documents have been written in the past to introduce the concepts to members.

An information sheet was issued in 2006 to explain the impact of DNA testing and this will tell you how the defective genes are passed on.

A discussion document starts from the beginning and puts things in the context of questions that the owner of a bitch might pose.

The rules are summarized in a simple guide that might be easier reading than the more formal Rules.