Cika wannan jumla: An haifi Heiner a Shellharbour, New South Wales a ranar 15 ga Mayu 1987. Ta fara gudu da gaske a 2002; a lokacin tana da shekaru 17, ta wakilci Ostiraliya a tseren mita 1500 a gasar zakarun duniya ta matasa ta 2004 a Grosseto, amma an cire ta a zagaye na biyu. A Wasannin Matasa na Commonwealth a watan Disamba na 2004 ta lashe zinare a tseren mita 3000 da tagulla a tseren mita 1500. A shekara ta 2005, ta kasance zakara ta kasa da shekaru 20 a Ostiraliya kuma ta kasance ta 16 a tseren matasa a gasar cin kofin duniya.
Gasar tsere ta duniya a Saint-Galmier. Ta sake fafatawa a Gasar Cin Kofin Duniya a shekara ta 2006, a wannan karon ta kasance ta 18 a tseren matasa, amma ta rasa Gasar Cin Kofin Duniya ta IAAF a wannan shekarar saboda rauni. Ta yi karatun magunguna kuma ba ta koma tseren ba bayan da ta dawo daga raunin.