Breeding suitability guide — Chiweenie
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 |
|---|---|---|---|---|
| Patellar Luxation (PL) | Physical examination | Grad 0 (frei) oder Grad 1 | Polygenic | Stammrasse |
| Acanthosis Nigricans (AN) | Physical examination | — | Complex | Stammrasse |
| Intervertebral disc disease (IVDD) | — | Klinisch frei / Verkalkungsscore niedrig / CDDY N/N oder N/CDDY | Complex | Stammrasse |
| Osteogenesis imperfecta (OI) | — | N/N (frei) oder N/OI (Träger) | Autosomal recessive | Stammrasse |
2. Mating rules
When one parent has a borderline result, the other parent must meet specific criteria.
We currently have no structured mating rules for this breed. Please consult your club's regulation.
3. Recommended additional tests
Sensible additions for line planning.
| Test / condition | Scoring scheme | Approved from | Inheritance | Source |
|---|---|---|---|---|
| Cleft palate | Physical examination | — | Complex | Stammrasse |
| Dermoids | Physical examination | — | Complex | Stammrasse |
| Keratoconjunctivitis sicca (KCS) - "dry eye" (KCS) | Eye examination | — | Complex | Stammrasse |
| Microphthalmia | — | — | Complex | Stammrasse |
| Optic nerve hypoplasia and micropapilla (ONH) | Eye examination | — | Unknown | Stammrasse |
| Progressive Retinal Atrophy (PRA) (PRA) | — | N/N (frei) oder N/Träger / ECVO-Befund frei | Autosomal recessive | Stammrasse |
| Corneal dystrophy (CD) | Eye examination | — | Complex | Stammrasse |
| Cataract (HC) | Eye examination | — | Complex | Stammrasse |
| Pannus (Chronic Superficial Keratitis) (CSK) | Eye examination | — | Complex | Stammrasse |
| Primary Open-Angle Glaucoma (POAG) | Eye examination | — | Autosomal recessive | Stammrasse |
| Cryptorchidism | Physical examination | — | Complex | Stammrasse |
| Color Dilution Alopecia (CDA) (CDA) | Skin test | — | Complex | Stammrasse |
| Demodicosis / Demodectic mange | Skin test | — | Complex | Stammrasse |
| Histiocytoma | Skin test | — | Unknown | Stammrasse |
| Ehlers-Danlos syndrome (Cutaneous asthenia) (EDS) | Skin test | — | Autosomal dominant | Stammrasse |
| Pattern baldness | Skin test | — | Complex | Stammrasse |
| Seborrhea | Skin test | — | Autosomal recessive | Stammrasse |
| Mitral valve dysplasia (MVD) | Ultrasound | — | Complex | Stammrasse |
| Patent ductus arteriosus (PDA) (PDA) | Ultrasound | — | Polygenic | Stammrasse |
| Pulmonary stenosis (PS) | — | — | Complex | Stammrasse |
| Pyruvate kinase (PK) deficiency (PK) | DNA test | — | Autosomal recessive | Stammrasse |
| Sick sinus syndrome (SSS) | Physical examination | — | Complex | Stammrasse |
| Congenital deafness (CHSD) | Physical examination | — | Complex | Stammrasse |
| Chiari-like malformation (CM) and syringomyelia (SM) (CM/SM) | X-ray | — | Complex | Stammrasse |
| Hydrocephalus | X-ray | — | Complex | Stammrasse |
| Urolithiasis | — | — | Complex | Stammrasse |
| von Willebrand's disease (vWD) | — | N/N (frei) oder N/vWD1 (Träger) | Autosomal recessive | Stammrasse |
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 AI-extract each upload and check it for consistency with the dog's profile — the profile tile then shows 'verified'