Cubs closer Carlos Marmol had a large bandage on his right ankle after being spiked on a play at first by the Brewers' Jean Segura.
"He got me good," said Marmol, who did not appear Wednesday despite being available.
Marmol has converted his last 14 save opportunities dating to May 2.
Sveum would like to see some of the young players on the Cubs' roster get more at-bats in the winter leagues.
"I think the more baseball you play, the better you'll be," Sveum said.
Would Josh Vitters and Brett Jackson be the guys who should go?
"I don't know if it's going to happen," Sveum said. "But off the top of my head, those are guys who should play winter ball. Go and play as much as you can, get as many at-bats as you can."
Class A Daytona's game Tuesday was postponed because of rain. It's been a tough stretch for the team. In the last 13 games, Daytona has been delayed twice, postponed five times, played two doubleheaders, and cancelled four games (all at home) with two of the 13 played as regularly scheduled nine-inning games.
The Cubs dismissed six members of their scouting staff on Wednesday. The list includes pro scouts Joe Housey, Richie Zisk, Tom Bourque and Tom Shafer. The club also cut ties with amateur scouts Charlie Aliano and Rick Schroeder. Aliano was a regional crosschecker and Schroeder was an area scout in the Midwest.