This is a Message Board Post that is gatewayed to this mailing list. Classification: Query Message Board URL: http://boards.ancestry.com/mbexec/msg/rw/DiH.2ACEB/1753.1.1 Message Board Post: Kim, The participant in the YDNA has to be a male Carson who got his surname from the father's side all the way back (if the test is being done to find a Carson surname connection that is). That's because the Y chromosome is passed only from male to male regardless of the surname the son uses. The cost was $189 for the 37 marker I did. The basic 12 marker I think is $99 and the 25 marker is somewhere in between. Gary