Nyorai kuenderera mberi kweiyi ndima - Akakwikwidza pa2008 World Junior Championships mumakwikwi e1500m. Haana kufambira mberi kupfuura kupisa kwekutanga, achipedzisa nenguva ya4:26.28. Mumakwikwi eEuropean U23 Championships muLithuania, Treacy akaisa 18th mu1500m. Mumakwikwi eEuropean U23 Championships egore rakatevera
akagadza nguva yakanakisisa yomunhu oga muchikamu chokutanga cha 4:16.32, iyo yakamukwanirisa nokuda kwemagumo. Pakati pevanhu gumi nevaviri vakapinda mumakwikwi okupedzisira, akapedza ari wechi10 nenguva ya4:25.97. Gare gare akaendeswa kunzvimbo yechipfumbamwe apo Yelena Arzhakova akarambwa.