Mezue ahịrịokwu na-esonụ: Ọ malitere na 2005 Six Nations dị ka ihe nchekwa na mmeghe egwuregwu megide Wales na Cardiff, ma malitere egwuregwu ọzọ megide France na Twickenham, ebe ọ gbara mbọ na mmeri 17 <unk> 18. O mechara bido egwuregwu ndị fọdụrụ megide Ireland, Italy na Scotland. Ọ bụ onye nchekwa na egwuregwu abụọ ọzọ na 2005, megide Australia na Samoa. Barkley merụrụ isi mkpịsị aka ya n'asọmpi klọb megide Leinster, mmerụ ahụ mere ka ọ pụọ n'egwuregwu mmeghe nke
2006 Six Nations Championship megide Wales.