Akita Tani's Toyo Koshaku

Breeder
not recorded
Kennel
Akita Tani's
Dam
not recorded
Gender
Male
Date of birth
30 January 1965
Breeding status
Retired

Genetic indicators

The three figures are recalculated for the generations chosen.

COI — inbreeding

0%

No common ancestor over 5 generations.

AVK — distinct ancestors

38.7%

24 distinct ancestors out of 62 possible. Among known ancestors only: 77.4%.

Pedigree completeness

50%

31 empty slots. The AVK takes them into account, so read both figures together.

How these figures are calculated

COI — Wright's formula: F = Σ (½)n₁+n₂+1 × (1 + FA), summed over every path through a common ancestor A. The number of generations must be fixed for two dogs to be comparable: a more complete pedigree mechanically raises the figure.

AVK — distinct ancestors divided by the theoretical number of ancestors. Over 5 generations there are 62 possible slots. 100% means no ancestor appears twice.

Completeness — the share of slots actually filled in. The AVK is misleading without it: a half-empty pedigree shows a low AVK even with no inbreeding at all, simply because data is missing.

Pedigree

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Same colour, same dog: these ancestors appear several times in this pedigree.

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Offspring and relatives

Grouped by litter, with both parents at the top of each block.

Direct offspring 1 litter · 1 dog
Litter of 17 September 1966
Akita Tani's Toyo Koshaku×dam not recorded
Half-siblings, sire's side 6 litters · 7 dogs
Litter of 19 February 1968
Litter of 24 August 1967
Akita Tani's Shoyo Go×dam not recorded
Litter date not recorded

Added by Ewa Szeremeta. Last updated by Ewa Szeremeta 1 week ago.