Breeding suitability guide — Cavalier King Charles Spaniel
For breeders: which tests, which thresholds, which mating rules apply
1. Mandatory tests for parents
These tests must be on file for every breeding animal.
| Test / condition | Scoring scheme | Approved from | Inheritance | Source |
|---|---|---|---|---|
| Curly Coat Dry Eye Syndrome (CC) | DNA | Clear or Carrier | Autosomal recessive | Legacy |
| Patellar Luxation (PL) | Physisch | Grad 0 | Polygenic | Legacy |
| Heart disease | Physisch | NORMAL | Complex | Legacy |
| Episodic Falling (EF) | DNA | Clear or Carrier | Autosomal recessive | Legacy |
2. Mating rules
When one parent has a borderline result, the other parent must meet specific criteria.
Curly Coat Dry Eye Syndrome (CC)
Autosomal rezessiv: Zwei Träger (CARRIER) dürfen nicht miteinander verpaart werden — 25% der Welpen wären betroffen. Betroffene Hunde sollten gar nicht in der Zucht eingesetzt werden.
LegacyPatellar Luxation (PL)
Polygenisch — beide Elterntiere sollten mindestens das Ergebnis "0" erreichen. Idealerweise besser. Phenotypen aus belasteten Linien sollten nicht für die Zucht herangezogen werden.
LegacyHeart disease
Polygenisch — beide Elterntiere sollten mindestens das Ergebnis "NORMAL" erreichen. Idealerweise besser. Phenotypen aus belasteten Linien sollten nicht für die Zucht herangezogen werden.
LegacyEpisodic Falling (EF)
Autosomal rezessiv: Zwei Träger (CARRIER) dürfen nicht miteinander verpaart werden — 25% der Welpen wären betroffen. Betroffene Hunde sollten gar nicht in der Zucht eingesetzt werden.
Legacy3. Recommended additional tests
Sensible additions for line planning.
| Test / condition | Scoring scheme | Approved from | Inheritance | Source |
|---|---|---|---|---|
| Brachycephalic obstructive airway syndrome (BOAS) (BOAS) | Physisch | CLEAR | Complex | CIDD |
| Microphthalmia | — | CLEAR | Complex | CIDD |
| Progressive Retinal Atrophy (PRA) (PRA) | — | CARRIER | Autosomal recessive | CIDD |
| Retinal Dysplasia (RD) | Augen | CLEAR | Complex | CIDD |
| Corneal dystrophy (CD) | Augen | CLEAR | Complex | CIDD |
| Exposure keratopathy syndrome (exophthalmos, lagophthalmos, and/or macroblepharon) (EKS) | Augen | CLEAR | Complex | CIDD |
| Cataract (HC) | Augen | CLEAR | Complex | CIDD |
| Hip dysplasia (HD) | Roentgen | B | Polygenic | CIDD |
| Mitral valve dysplasia (MVD) | Ultraschall | NORMAL | Complex | CIDD |
| Chiari-like malformation (CM) and syringomyelia (SM) (CM/SM) | Roentgen | A | Complex | CIDD |
4. HonestDog verification
- Upload a legible certificate (PDF or photo) per test in the breeder dashboard
- Certificate must show date, examining vet, and FCI/VDH logo
- Certificates older than 36 months are flagged as stale
- We check each upload for authenticity — the profile tile then shows 'verified'