The requirements referred to in Article 23 are as follows:

1. (a)

   the hybrid breeding pig shall have descended from parents and grandparents entered in breeding books or registered in breeding registers;

2. (b)

   the hybrid breeding pig shall be identified after birth in accordance with Union animal health law on the identification and registration of animals of the porcine species and the rules set out in the breeding programme approved in accordance with Article 8(3), and, where applicable, Article 12;

3. (c)

   the hybrid breeding pig shall have a parentage established in accordance with the rules set out in the breeding programme approved in accordance with Article 8(3), and, where applicable, Article 12;

4. (d)

   the hybrid breeding pig shall be accompanied, where required, by a zootechnical certificate issued in accordance with Article 30.