Anwendung des § 11b (Qualzucht) Tierschutzgesetz auf Colliezüchtungen mit einem MDR1-Gendefekt

This question concerns the application of German animal welfare law, specifically section 11b regarding breeding practices that cause suffering, to Collie dogs with a specific genetic defect (MDR1). It seeks clarification on whether such breeding is permissible under current regulations. The inquiry affects Collie breeders and owners, as well as animal welfare organizations. It aims to clarify the legal status of breeding dogs with known genetic predispositions that may lead to health problems.