Nyorai kupfuurira kweiyi ndima - McCarthy akadanwa nokuda kwemitambo yenyika yose yaNovember 2012. McCarthy akatamba mumutambo mumwe nomumwe, achitanga miedzo miviri yakazara iyo Ireland yakatamba. Akabatana naDonnacha Ryan mumutsara wechipiri mumutambo wakanangana neSouth Africa musi wa10 Mbudzi, pamwe nemutambo neArgentina musi wa24 Mbudzi. Mwedzi miviri gare gare akadanwa ku2013 Six Nations
chikwata. Uyu mukombe wakaona McCarthy achitanga 4 yemitambo ye5 yeIreland, achirasikirwa nemutambo weScotland nekukuvara.