Originally Posted by saschia

I think there is a misunderstanding here, stud book in my opinion means breed register of a country where the dog received its pedigree.

In some countries the results of shows, trials and competitions are not entered into the pedigree but to a booklet which comes with it (I don't know the name of this booklet). Also some trials require special booklet (when I did agility with my wolfdog cca 15 years ago it was like that for agility in Slovakia at least). I think pivoine means this.