The rules for entry onto the Pure Stud Book Grade Registers Introduction
In 1997 a new system of grading was introduced because it was thought that the Breed was losing good mares of pure blood because of miss marking.
Into this system was incorporated the old Grading Register for mares whose pedigrees did not carry enough Cleveland crosses for the full Stud Book and a more natural progression towards Stud Book registration was set out.
There are now 3 Grade Registers for females, A, B, and C. Grade D is a male register into which all the male progeny of Grade Register mares are put and also any males rejected, for some reason, from the full Stud Book.
Grade C – The standards for entry onto the Grade C Register are:
2.4 Full Stud Book
All progeny of Stud Book mares by a CB stallion with a Pure Bred license are eligible for entry onto the full Stud Book subject to the following: