Saarloos mixes by "Crying Wolf" kennel (CSV red colored)

[CDaniela]

Originally Posted by Jennin Lauma

There does not necessarely need to be tests drawn from the suspected individuals;
in this kind of situations when the suspected dogs have had (according to the pedigree information) several litters and plenty of offspring, one way to try to find out if the pedigrees are correct or not is to test and compare the DNA of the offspring from the suspected individuals. -All the offspring of certain individuals should be genetically (atleast) 50% the same. (Grand children 25% ...and so on).
Maybe it would be easier to find helpfull people among the buyers / owners of the puppies?

Do you mean DNA profile? This is more complicated. Dog is doploid oragisms. Two siblings can have a completely identical DNA profile, or completely different.