NEW YORK (MarketWatch) -- The dollar came off earlier lows on Friday, after a gauge of U.S. consumer sentiment fell short of expectations. The dollar index (DXY 75.51, -0.09, -0.11%) , which measures the U.S. unit against a basket of six major currencies, stood at 75.553, compared with 75.223 ahead of the report. The Reuters/University of Michigan index showed consumer sentiment earlier this month fell to 66.0 from 70.6 in October, falling short of expectations for a rise to 71.8. The index has now fallen for two straight months.