(Reuters) -U.S. stock index futures were subdued on Tuesday as investors awaited the outcome of a second day of trade talks between the United States and China aimed at cooling a tariff dispute that has bruised global markets this year.

U.S. stock futures slipped on Sunday, following a positive week for Wall Street and ahead of renewed trade talks with China set for Monday.

Wall Street futures were down marginally before the bell with earnings season winding down and much-anticipated jobs numbers landing later in the week. The Labor Department is reporting monthly