The right-handed Wellemeyer, who pitched two scoreless innings in a loss to St. Louis on May 21, is out for three to four weeks with a strained right shoulder. Goodwin, who is batting .214, strained his right groin in Sunday night’s game.
They join seven other players, including star pitchers Mark Prior and Kerry Wood. Prior has missed the entire year with an inflamed Achilles’ and sore elbow, while Wood may miss at least 2 1/2 more weeks with tendinitis in his triceps.
Former NL MVP Sammy Sosa is out indefinitely with a sprained lower back brought on by violent sneezes.
With nine players having spent time on the DL already, the Cubs are closing in on the team record of 16 in 1970.
“We have to try to make due with what we’ve got and keep our heads up and stay positive,” Cubs catcher Michael Barrett said Wednesday after Chicago’s 7-3 loss at Houston.
The Cubs were outscored 12-3 in the two-game sweep by the Astros and dropped to third in the NL Central. Todd Hollandsworth hit a two-run homer for the Cubs, 3-5 in their last eight.
“We just have to go back to the drawing board and come up with something different,” Cubs manager Dusty Baker said. “We’re trying to come up with some solutions.”
Pittsburgh earned a split of a two-game series with St. Louis after a 6-3 loss Thursday.
The Pirates have struggled at home, losing 10 of their last 14 at PNC Park. They’re a major-league worst 6-13 at home.
Friday’s doubleheader is the result of an April 22 rainout.