Forex Pros - The U.S. dollar was mixed against its major counterparts on Wednesday, as fresh concerns over a disruption to global oil supplies pushed prices higher and weighed on the greenback.
During European morning trade, the greenback dipped against the euro, with EUR/USD easing up 0.05% to hit 1.3783.
But the greenback was slightly higher against the pound, with GBP/USD slipping 0.06% to hit 1.6256.
Elsewhere, the greenback eased up against the yen but slid versus the Swiss franc, with USD/JPY edging up 0.08% to hit 81.92 and USD/CHF skidding 0.14% to hit 0.9272.
The greenback was up against its Canadian, Australian and New Zealand counterparts, with USD/CAD rising 0.29% to hit 0.9774, AUD/USD shedding 0.18% to hit 1.0114 and NZD/USD tumbling 0.85% to hit 0.7407.
Earlier Wednesday, New Zealand's Prime Minister, John Key, who said he expected an interest rate cut from the Reserve Bank of New Zealand in response to last week's earthquake in Christchurch.
Meanwhile official data showed that Australia's economic growth accelerated in the fourth quarter but concerns remained over the economic impact of massive flooding in the nations north-east early this year.
The dollar index, which tracks the performance of the greenback versus a basket of six other major currencies, was down 0.02%.
Later Wednesday, Federal Reserve Chairman Ben Bernanke was to testify for a second day before the Senate Banking Committee in Washington, while the Fed was to publish its Beige Book. The U.S. was also to publish data on private sector payrolls compiled by payroll processing firm ADP.