Mike McCarthy in his first 6 years with the Packers: 

63-33 regular season, 5-3 postseason, 2 NFCCG appearances, 1 Super Bowl win

Matt LaFleur in his first 6 years with the Packers: 

67-33 regular season, 3-5 postseason, 2 NFCCG appearances, 0 Super Bowl wins