Dee ihe ọzọ maka paragraf a - Carter ruru eru n'egwuregwu Olimpik atọ na 1972, 1976 na 1980; nsonaazụ ya kachasị mma bụ ebe nke anọ dị ka onye so na ndị otu nwoke Britain na 4 × 100 mita medley relay na 1976. Dị ka onye otu ndị otu British, ọ meriri ọla nchara na 4x100-mita medley relay na 1975 World Aquatics Championships na 1977 European Aquatics Championships. O nwetakwara ọlaọcha n'ọsọ 1500 mita n'egwuregwu mmiri na 1974 European Aquatics Championships
Ọ dị mma. Na ASA National British Championships o meriri n'asọmpi 1500 mita freestyle n'afọ 1973 na 1974, asọmpi 200 mita backstroke n'afọ 1976 na 1977, asọmpi 200 mita medley n'afọ 1976 na asọmpi 400 mita medley n'afọ 1974.