Who is one generation ago?

FTDNATiP™ calculations start counting generations with the parent generation. Therefore, the father of the person tested is generation one, the paternal grandfather generation two, etc.

Y-DNA Matches – FTDNATiP™ Tool

FTDNATiP™ (FamilyTreeDNA's Time Predictor) is a program that predicts the time to the most recent common ancestor for two men based on their Y-chromosome STR matching and STR mutation rates. FTDNATiP™ provides powerful and precise calculations of [...]