No they are not, Yibir for the most part are autosomally 100% Somali and tend to be either be Ev32 carriers or have the same specific J1 clade that's found all throughout Somali lands but is mainly carried by Gabooyes. The same subclade is also carried by the Banu Jabr tribe in Arabia.Yibir are probably related to the Beta Israeli but we won't know until we get more genetic evidence.