Causby contested the Australian national lightweight quad sculls championship in composite crews and wearing her Adelaide colours four times for four victories in 2001, 2002, 2003 and 2004.

[2] Causby made her first Australian senior representative appearance at the 2000 World Rowing Cup III in Lucerne, Switzerland.

[3] The following year at Lucerne 2001 that crew with Blair changed out for Josephine Lips won the gold medal and the lightweight quad scull world championship title.

[3] In 2002 teamed with Halliday in a double scull, Causby won her second World Championship title at Seville 2002.

[3] In 2004, she injured an intervertebral disc and was forced to take the year off, thus missing the Olympic selection regatta.