| Diamond League 2017 Brussels | 400m (Women) | 51.27 | 6 | JAM | 2017-09-01 00:00:00 | FINAL | 1155 | |
| Diamond League 2017 Birmingham | 400m (Women) | 51.62 | 5 | JAM | 2017-08-20 00:00:00 | FINAL | 1141 | |
| World Championship 2017 London | 400m (Women) | 51.48 | 8 | JAM | 2017-08-09 00:00:00 | FINAL | 1147 | |
| World Championship 2017 London | 400m (Women) | 50.67 | 3 | JAM | 2017-08-07 00:00:00 | SF2 | 1179 | |
| World Championship 2017 London | 400m (Women) | 51.00 | 3 | JAM | 2017-08-06 00:00:00 | Heat4 | 1166 | |
| Diamond League 2017 Rabat | 400m (Women) | 51.18 | 4 | JAM | 2017-07-16 00:00:00 | FINAL | 1159 | |
| Diamond League 2017 London | 400m (Women) | 50.60 | 4 | JAM | 2017-07-09 00:00:00 | FINAL | 1182 | |
| Diamond League 2017 Paris | 400m (Women) | 51.03 | 1 | JAM | 2017-07-01 00:00:00 | FINAL | 1164 | |
| Diamond League 2017 Rome | 400m (Women) | 51.04 | 2 | JAM | 2017-06-08 00:00:00 | FINAL | 1164 | |
| Diamond League 2016 Stockholm | 400m (Women) | 52.29 | 1 | JAM | 2016-06-16 00:00:00 | FINAL | 1115 | |
| Diamond League 2016 Oslo | 400m (Women) | 51.66 | 3 | JAM | 2016-06-09 00:00:00 | FINAL | 1140 | |
| Diamond League 2016 Shanghai | 400m (Women) | 51.96 | 4 | JAM | 2016-05-14 00:00:00 | FINAL | 1128 | |
| Diamond League 2017 Shanghai | 400m (Women) | 51.45 | 4 | JAM | 2016-05-13 00:00:00 | FINAL | 1148 | SB |
| World Championship 2015 Beijing | 400m (Women) | 50.47 | 6 | JAM | 2015-08-27 00:00:00 | FINAL | 1187 | SB |
| World Championship 2015 Beijing | 400m (Women) | 50.47 | 6 | JAM | 2015-08-25 00:00:00 | Semi Finals | 1187 | SB |
| World Championship 2015 Beijing | 400m (Women) | 51.07 | 12 | JAM | 2015-08-24 00:00:00 | Round 1 | 1163 | SB |
| Commonwealth Games 2014 Glasgow | 400m (Women) | 50.86 | 2 | JAM | 2014-07-29 00:00:00 | FINAL | 1171 | |
| Commonwealth Games 2014 Glasgow | 400m (Women) | 50.73 | 1 | JAM | 2014-07-28 00:00:00 | SF3 | 1176 | |
| Commonwealth Games 2014 Glasgow | 400m (Women) | 52.39 | 1 | JAM | 2014-07-27 00:00:00 | H6 | 1111 | |
| Olympic Games 2012 London | 400m (Women) | 50.11 | 5 | JAM | 2012-08-05 00:00:00 | FINAL | 1201 | |
| Olympic Games 2012 London | 400m (Women) | 49.91 | 3 | JAM | 2012-08-04 00:00:00 | SemiFinal 3 | 1209 | |
| Olympic Games 2012 London | 400m (Women) | 50.88 | 1 | JAM | 2012-08-03 00:00:00 | Heat 6 | 1170 | |