| Olympic Games 2020 Tokyo | 400m (Women) | DNF | | BOT | 2021-08-03 00:00:00 | H2 | | |
| Commonwealth Games 2018 Gold Coast | 400m (Women) | 50.15 | 1 | BOT | 2018-04-11 00:00:00 | FINAL | 1199 | SB |
| Commonwealth Games 2018 Gold Coast | 400m (Women) | 51.26 | 2 | BOT | 2018-04-10 00:00:00 | SF1 | 1155 | |
| Commonwealth Games 2018 Gold Coast | 400m (Women) | 51.20 | 1 | BOT | 2018-04-09 00:00:00 | H1 | 1158 | |
| World Championship 2017 London | 400m (Women) | 51.28 | 4 | BOT | 2017-08-07 00:00:00 | SF3 | 1155 | SB |
| World Championship 2017 London | 400m (Women) | 51.37 | 2 | BOT | 2017-08-06 00:00:00 | Heat6 | 1151 | SB |
| Commonwealth Games 2014 Glasgow | 400m (Women) | DQ | | BOT | 2014-07-29 00:00:00 | FINAL | 0 | |
| Commonwealth Games 2014 Glasgow | 400m (Women) | DQ | | BOT | 2014-07-28 00:00:00 | SF3 | 0 | |
| Commonwealth Games 2014 Glasgow | 400m (Women) | DQ | | BOT | 2014-07-27 00:00:00 | H5 | 0 | |
| Olympic Games 2012 London | 400m (Women) | 49.75 | 4 | BOT | 2012-08-05 00:00:00 | FINAL | 1216 | |
| Olympic Games 2012 London | 400m (Women) | 50.15 | 1 | BOT | 2012-08-04 00:00:00 | SemiFinal 2 | 1199 | |
| Olympic Games 2012 London | 400m (Women) | 50.40 | 1 | BOT | 2012-08-03 00:00:00 | Heat 2 | 1189 | |