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NORRIS’ COALTRAIN

SIRE
DAM
Sex Male
Kennel ID TK-01327
📋 Copy Pedigree Link 🔬 Pedigree Analysis ★ Pedigree Stats 📝 Descendants 📄 Siblings 🔊 Share
INBREEDING ANALYSIS
AVK i
75.00%
View Detailed Pedigree Analysis
OFFSPRING 3 recorded

Pedigree

Generations:
Dog appears multiple times in pedigree
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Breeding Statistics

5-generation analysis based on pedigree data

Coefficient of Inbreeding
6.45% Moderate
COI Reference Scale
0%No common ancestors (ideal)
6.25%First cousins
12.5%Half-siblings / Grandparent
25%Full siblings / Parent-offspring
>25%Multi-generational inbreeding
Purebred average: ~20% • Recommended target: <10% • A 10% COI increase ≈ 6% reduced adult size & 6–10 month reduced lifespan.
6.45%
COI (5-gen)
20 / 36
Unique Ancestors / Slots
58.1%
Pedigree Completeness
4
Common Ancestors Found
Pedigree Completeness by Generation
COI Comparison
Top COI Contributors
Most Frequent Ancestors
Common Ancestors Detail
Ancestor COI Contribution Sire Paths Dam Paths Impact
MIDNIGHT LADY 4.688% 4 1
ROPER’S SILVER BOY 0.781% 2 1
HARVEY’S RED DEVIL 0.781% 2 1
BALL’S SANDY LADY 0.195% 1 1
DESCENDANTS TREE 2 generations shown