Ayana Go Shirai

© Daniel

Ayana Go Shirai

Registration n° AKIHO 09-1557

Kennel
Shirai Kensha
Gender
Female
Date of birth
26 May 2009
Country of birth
Japan
Country of standing
Italy
Colour
Red
Breeding status
Retired

Notes

HD "A" ED "0"

Genetic indicators

The three figures are recalculated for the generations chosen.

COI — inbreeding

11.13%

Moderate. Common ancestors: Awa Aihime Go Musashi Aiwa, Tomoegozen Go Tateyama Matsunaga, Hokuto Go Kisarazu Shirai Kensha, Fuuwa Go Shirai, Senhime Go Isehara Futami.

AVK — distinct ancestors

64.5%

40 distinct ancestors out of 62 possible.

Pedigree completeness

100%

Complete pedigree over 5 generations.

Value for the breed's diversity

Very common pedigree — rarer than 1% of the Akita born in the last 15 years (since 2012)

How often its ancestors (over 8 generations) appear in the pedigrees of the 27,457 recent dogs: using dogs with a rare pedigree helps keep diversity in the breed. Over: 6 generations 8 generations 10 generations

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. Click to see the puppies of a dog.

Direct offspring 1 litter · 1 dog
Litter of 5 July 2011
Half-siblings, sire's side 26 litters · 42 dogs
  • F'Yoshimi♀ F'YoshimiRed · born & living in France
Litter of 9 December 2009
Litter of 15 February 2009
Litter of 6 October 2008
Half-siblings, dam's side 1 litter · 1 dog