AUD/USD hit 0.6378 at 0708 GMT, as iron ore gains lifted the Aussie dollar

Iron ore is Australia's biggest export earner. 0.6378 is high since Oct 18

Offers expected pre-0.64 if ascent extends (0.6393 was Oct 18 high)

0.6289 was Monday's low, as 10-year UST yield rose to 16-year high of 5.02%

Subsequent ascent fuelled by USD losses on recoiling UST yields nL8N3BT3ZG

RBA's Bullock sees inflation risks, will not hesitate on rates nS9N38X023