- m – Malopolska Horse
- wlkp – Wielkopolska Horse
- sp – Polish Halfbred Horse
- śl. – Silesian Horse
- z – Polish Coldblood Horse
- ard.pol. – Polish Ardennes
- hc – Hucul Horse
- kn – Polish Konik
- other breeds – Thoroughbred (xx) and Arab (oo) horses approved by PZHK; ponies; foreign-bred horses entered to Polish studbooks.