Ku qor sii wadida cutubkan - Carter wuxuu u qalmay seddex ciyaarood oo Olombikada ah 1972, 1976 iyo 1980; natiijadiisa ugu wanaagsan waxay ahayd kaalinta afaraad isagoo xubin ka ahaa kooxda ragga ee Ingiriiska ee 4 × 100 mitir isku-dhafka isku-dhafka ah 1976. Xubin ka ahaa kooxda British Relay, wuxuu ku guuleystay bilado naxaas ah 4x100-mitir Relay medley ee 1975 World Aquatics Championships iyo 1977 European Aquatics Championships. Wuxuu sidoo kale ku guuleystay billad dahab ah oo ah 1500-mitir oo qaab xor ah 1974 European Aquatics Championships
Waxaad At ASA National British Championships wuxuu ku guuleystey 1973 iyo 1974 1500 mitir qaab xor ah, 200 mitir dhabarka 1976 iyo 1977, 200 mitir isku dhafan 1976 iyo 400 mitir isku dhafan 1974.