Creo Expert Moldbase Extension > Options > Assembly Options > WATERLINE_DESIGNER_SHOW_Z_POS_IN_WORKMDL_COORDS
  
WATERLINE_DESIGNER_SHOW_Z_POS_IN_WORKMDL_COORDS
YES: Show drawing height in coordinates of current working model with Waterline Designer.
NO: Show drawing height in ORIGIN_MOLDBASE coordinates.
Default: YES