Ashleigh Gardner hailed Australia's strength in depth as key to giving her the freedom to score her match-winning century against New Zealand in the women's World Cup match in Indore on Wednesday.
McDonald also said the selectors would consider a Test recall for Mitch Marsh, even if Australia's white-ball captain said last week he would be watching the Ashes series beer in hand.
India along with New Zealand and Pakistan are in contention for the last remaining semi-final spot from Group A.