GREEN BAY, WI (WTAQ) - Green Bay fire union has agreed to a contribute more to their health and pension benefits.  The city was requesting the police and fire unions to contribute the same as the rest of municipal employees.  They are required under the collective bargaining law, but police and fire unions were excluded.  Fire fighters Union President Chad Bronkhorst says on average it means an eight percent pay cut for 174 fire fighters.  "It's going to be hard, but we felt it was good for us to step up and help the citizens and help out the taxpayers."  Bronkhorst said.  Firefighters will contribute 5.9 percent more to their pensions and chip in 12.5 percent more for health insurance benefits. The city has also also made the same request to police unions.  It’s part of the city’s budget plan, that has already passed, for next year that will save $1.8 million.