Rambai muchinyora ndima ino - Mayock akakwikwidza mumitambo mitatu yeOlympic, mumitambo ya1996 muAtlanta nemitambo ya2000 muSydney pamakumbo 1500 uye mumitambo ya2004 muAthens pamakumbo 5000. Akakwikwidzawo mumitambo mitatu yeCommonwealth, muna 1994 muVictoria
uye muna 1998 muKuala Lumpur, kwaakakunda menduru dzendarira nesirivha mumakwikwi emamita 1 500. Akava wechina mumakwikwi e5,000, pa2002 Commonwealth Games muManchester. Iye zvino ane zvinyorwa zveBritain mukati me2000 m (4:57.09) uye 2 mamaira (8:17.06). Nhoroondo yake yapfuura mumamita 3000 (7:41.09) yakaputswa naMo Farah muna 2009. Mayock akamiririra Great Britain ka58 munguva yebasa rake. Akamhanya nguva inoshamisa ye3: 31.86 yemamita 1500 uye mamaira imwe mu3: 50.32.