No less than four out of 19 Gelderlander licensed breeding stallions have been tested positive as a carrier of the WFFS gene. Dressage bred Gelderlander stallions Koss and Parcival as well as Wilson and Vitus have tested positive.
Renowned Gelderlander stallion Koss (by El Corona x Goudsmid), as well as his sons Parcival (by Koss x Unitas) and Wilson (by Koss x Cabochon) and grand son Vitens (by Parcival x Zep) have all tested positive to the genetic defect known as Warmblood Fragile Foal Syndrome (WFFS).
Especially Koss is a very well known and popular Gelderlander stallion who has produced 385 offspring, including licensed sons Parcival, Alexandra P (sire of Adelinde Cornelissen's Henkie) and Wilson.
Alexandro P as well as his son Henkie have tested negative to WFFS.
So far 314 KWPN licensed stallions have been tested and 14 of them have tested positive: Everdale, Guardian S, Habanna, Inclusive, Indian Rock, Inspire, Jack, Jubel Es, Regino, Total U.S., Koss, Parcival, Vitens, Wilson,
The complete list of KWPN tested stallions can be found here.
Photo © Dirk Caremans
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