NEW YORK : The dollar retreated on Tuesday, extending declines after a soft reading on U.S. consumer confidence and a drop in U.S. yields weighed, while optimism for more spending in Germany helped lift the euro. The greenback extended declines after the Conference Board said its consumer confidence index dropped 7 points, its largest fall since August 2021, to 98.3, well short of the 102.5 estimate of economists polled by Reuters. "The present situation index improved, but consumers are