The present invention relates to a Plasmodiophora brassicae-resistant Brassica plant. The present invention relates more specifically to a Plasmodiophorabrassicae-resistant Brassica plant comprising in its genome two or more genetic factors imparting resistance, where in the presence of the genetic factors imparting resistance can be determined by the presence of a Quantitative Trait Locus (QTL1) and a Quantitative Trait Locus (QTL3) and/or a Quantitative Trait Locus 5 (QTL5).