Ancestor calculations 8 Generations

Understanding these calculations can be intricate, but we're here to help you understnad it.

Pedigree analysis relies on the database information and is only as accurate as the data available. Incomplete generations, where ancestors are unknown, are highlighted in red. To improve accuracy, missing dogs need to be added. If too many dogs are missing, the COI (Coefficient of Inbreeding) can be shown as 0.000%.


Ancestor Loss, Maximum Ancestors, Actual Ancestors:

The maximum potential number of ancestors in a pedigree can be calculated using the formula 2^(number of generations + 1) - 2. Ancestor loss is figured by comparing this maximum with the actual number of different ancestors. For example, in a four-generation pedigree with 30 dogs, if there are 30 unique dogs, there's no ancestor loss. But if there are only 26 unique dogs, indicating some inbreeding, the ancestor loss would be 13.3%.


Percentage of Genetic Contribution:

This estimates how much each ancestor contributes to the pedigree's genetics. Sire and dam each contribute 50%, grandsires and granddams 25%, great-grandparents 12.5%, and so on. Whenever an ancestor appears in the pedigree, their percentage values are added together. For instance, a dog in the grandparent generation contributes 25%, and if it also appears in the great-grandparent generation (12.5%), its total genetic contribution would be 37.5%.


Calculations for:
MISS MAFALDA GOLDEN PRINCESS


Coefficient of Inbreeding (COI):

Analysis Summary # of dogs Gen 1 Gen 2 Gen 3 Gen 4 Gen 5 Gen 6 Gen 7 Gen 8
Ancestors in 8 generations 130 2 2 4 6 9 11 23 40
Max. ancestor count 510 2 4 8 16 32 64 128 256
Ancestor loss 380 0 0 0 0 0 0 0 0
Ancestor loss % 74.5% 0 0 0 0 0 0 0 0
Ancestors Genetic Contribution % # of appearances 1 2 3 4 5 6 7 8
A'VIGDORS BRABUS 50.00% 1 1 0 0 0 0 0 0 0
50.00% 1 1 0 0 0 0 0 0 0
CONFUCIUS DE LA PARURE 25.00% 1 0 1 0 0 0 0 0 0
AVIGDORS TROYA 25.00% 1 0 1 0 0 0 0 0 0
ZENITH DE LA PARURE 12.50% 1 0 0 1 0 0 0 0 0
ZINA DE LA PARURE 12.50% 1 0 0 1 0 0 0 0 0
12.50% 1 0 0 1 0 0 0 0 0
PETI LLEVR TATA 12.50% 1 0 0 1 0 0 0 0 0
OTTO-PRINCE DE LA PARURE 6.25% 1 0 0 0 1 0 0 0 0
XOE DE LA PARURE 6.25% 1 0 0 0 1 0 0 0 0
HANAHAUS BRONZED OSSIE 6.25% 1 0 0 0 1 0 0 0 0
SHANN'S GEORGIA PEACH 6.25% 1 0 0 0 1 0 0 0 0
KAY LES PETITS ARCHANGES 6.25% 1 0 0 0 1 0 0 0 0
6.25% 1 0 0 0 1 0 0 0 0
EGOISTE DE LA PARURE 4.69% 2 0 0 0 0 1 1 0 0
HONNORE-TAMINO DE LA CHAMPETRE 3.13% 1 0 0 0 0 1 0 0 0
ANJOU DE LA PARURE 3.13% 1 0 0 0 0 1 0 0 0
ANJA VAN HARTOGS VREUGD 3.13% 1 0 0 0 0 1 0 0 0
TOPETTE MISS MILO 3.13% 1 0 0 0 0 1 0 0 0
FELIPE V.D.ZUYLENSTEDE 3.13% 1 0 0 0 0 1 0 0 0
SHANN'S EARTH ANGEL 3.13% 1 0 0 0 0 1 0 0 0
3.13% 1 0 0 0 0 1 0 0 0
3.13% 1 0 0 0 0 1 0 0 0
ODILO VON DER GRIMMELSBURG 2.73% 5 0 0 0 0 0 0 2 3
VALENTINO DE LA PARURE 2.34% 2 0 0 0 0 0 1 1 0
BORN-Ö'S DOMINIQUE 2.34% 2 0 0 0 0 0 1 1 0
CHIRINE MA JOIE 2.34% 3 0 0 0 0 0 1 0 2
COLONEL TRUSARDI DE LA PARURE 1.95% 3 0 0 0 0 0 0 2 1
BIJOU VON DER RUE DE LA VERT 1.95% 3 0 0 0 0 0 0 2 1
L'ANGE DE LA PARURE 1.95% 3 0 0 0 0 0 0 2 1
WINNY DE LA PARURE 1.56% 1 0 0 0 0 0 1 0 0
OMAR SHARIF DE LA PARURE 1.56% 4 0 0 0 0 0 0 0 4
MEREDIQUE DE LA CHAMPETRE 1.56% 1 0 0 0 0 0 1 0 0
RANNI 1.56% 1 0 0 0 0 0 1 0 0
TOPETTE TOBY JUG 1.56% 1 0 0 0 0 0 1 0 0
TOPETTE MARGARITA 1.56% 1 0 0 0 0 0 1 0 0
1.56% 1 0 0 0 0 0 1 0 0
KENLE'S ECLAIR DE SHANN 1.56% 1 0 0 0 0 0 1 0 0
COCO VON DER GRIMMELSBURG 1.17% 2 0 0 0 0 0 0 1 1
ARSENALL-IMPOSANT V.D. ZUYLENSTEDE 1.17% 3 0 0 0 0 0 0 0 3
TENAFLY SHEER GOLD 1.17% 2 0 0 0 0 0 0 1 1
JOIE VAN EPPIES BARGIE 0.78% 1 0 0 0 0 0 0 1 0
AMADEE MA JOIE 0.78% 1 0 0 0 0 0 0 1 0
HELOISE VON DER GRIMMELSBURG 0.78% 2 0 0 0 0 0 0 0 2
ILUSION DE LA PARURE 0.78% 2 0 0 0 0 0 0 0 2
QUINCY VON DER GRIMMELSBURG 0.78% 2 0 0 0 0 0 0 0 2
ADELAINE DE LA PARURE 0.78% 2 0 0 0 0 0 0 0 2
DORYAN VAN HET PENSELENHOEKJE 0.78% 1 0 0 0 0 0 0 1 0
CARESSE-CHANTAL DE L'AMABILITE 0.78% 1 0 0 0 0 0 0 1 0
DOLLYANNA VAN HET PENSELENHOEKJE 0.78% 1 0 0 0 0 0 0 1 0
0.78% 2 0 0 0 0 0 0 0 2
BERNICE VAN HET PENSELENHOEKJE 0.78% 2 0 0 0 0 0 0 0 2
OLIVERRO V.D. ZUYLENSTEDE 0.78% 1 0 0 0 0 0 0 1 0
LOU LOU V.D. ZUYLENSTEDE 0.78% 1 0 0 0 0 0 0 1 0
IVANHOE DE L'AMABILITE 0.78% 1 0 0 0 0 0 0 1 0
SAMUEL DU SOURIRE DOUX 0.78% 1 0 0 0 0 0 0 1 0
0.78% 1 0 0 0 0 0 0 1 0
TOPETTE KRYSTAL IMAGE 0.78% 1 0 0 0 0 0 0 1 0
TOPETTE BUBBLES 0.78% 1 0 0 0 0 0 0 1 0
0.78% 2 0 0 0 0 0 0 0 2
JEMHIEDE JUST JAMES 0.78% 1 0 0 0 0 0 0 1 0
0.78% 2 0 0 0 0 0 0 0 2
KENLE'S DE JA VU 0.78% 1 0 0 0 0 0 0 1 0
LA ROSACE JAUNISSE DE MCKEE 0.78% 1 0 0 0 0 0 0 1 0
FRANCOIS DE LA PARURE 0.39% 1 0 0 0 0 0 0 0 1
BARON BALOU DE LA PARURE 0.39% 1 0 0 0 0 0 0 0 1
ZARTAN VON DER GRIMMELSBURG 0.39% 1 0 0 0 0 0 0 0 1
JACQUELLA GIGOLETTE 0.39% 1 0 0 0 0 0 0 0 1
0.39% 1 0 0 0 0 0 0 0 1
LEIBÖLL'S BONITA 0.39% 1 0 0 0 0 0 0 0 1
CORINNA VON DER GRIMMELSBURG 0.39% 1 0 0 0 0 0 0 0 1
TRIOMPHE TIA DE LA PARURE 0.39% 1 0 0 0 0 0 0 0 1
BABOUIN DE L'AMABILITE 0.39% 1 0 0 0 0 0 0 0 1
0.39% 1 0 0 0 0 0 0 0 1
PANDORA DE L'AMABILITE 0.39% 1 0 0 0 0 0 0 0 1
0.39% 1 0 0 0 0 0 0 0 1
HELENE DU SOURIRE DOUX 0.39% 1 0 0 0 0 0 0 0 1
FARAMOND VAN EPPIES BARGIE 0.39% 1 0 0 0 0 0 0 0 1
TENAFLY ARCHIE 0.39% 1 0 0 0 0 0 0 0 1
BESS OF TENAFLY 0.39% 1 0 0 0 0 0 0 0 1
APOCODEODAR HIS LORDSHIP OF TENAFLY 0.39% 1 0 0 0 0 0 0 0 1
0.39% 1 0 0 0 0 0 0 0 1
0.39% 1 0 0 0 0 0 0 0 1
COX'S GOODTIME ROWDY GEORGE 0.39% 1 0 0 0 0 0 0 0 1
BANDOG B MISS BELLE D'KENLE 0.39% 1 0 0 0 0 0 0 0 1
ENSTROM'S FRENCH TICKLER 0.39% 1 0 0 0 0 0 0 0 1
ATHENA'S PETITE REAGAN D'MCKEE 0.39% 1 0 0 0 0 0 0 0 1