Mumbai, Jan. 27 -- The headline S&P Global US PMI Composite Output Index fell from 55.4 in December to a nine-month low of 52.4 in January, according to the preliminary 'flash' reading, which is based on approximately 85% of usual survey responses.

Flash US PMI survey data signaled further growth of business activity in January, albeit with the rate of growth moderating from December's 32-month high to signal a more modest pace of expansion. A return to growth in the manufacturing sector for the first time in six months was accompanied by sustained, but slower, service sector growth.

Firms' expectations of output in the coming year meanwhile continued to run at a level not surpassed since May 2022, buoyed by optimism about the new governm...