This was the DC line I pitched a while back. It pares down the number of books to those more relevant to the universe as a whole. I made a few more edits. Feel free to pick it apart.
Batman Line:
Batman and Robin by Grant Morrison and rotating artists
Batman by Judd Winick and Tony Daniel
Detective Comics by Greg Rucka and Scott Hampton
Red Robin by Chris Yost and Marcus To
Batgirl by Bryan Q. Miller and Lee Garbett (w. Cassandra Cain back-up by Chris Yost and Chris Batista)
Birds of Prey by Gail Simone and Nicola Scott
Batman Beyond by Paul Dini and Renato Guedes
Superman Line:
Action Comics by Geoff Johns and Gary Frank
Superman by Greg Rucka, James Robinson and Pete Woods
Superman: Metropolis by Greg Rucka, Eric Trautmann, and Michael Gaydos
Superman Family by Sterling Gates and Jamal Igle on Supergirl, Sean McKeever and Mike Norton on Superboy, and others on a third feature.
Green Lantern Line:
Green Lantern by Geoff Johns and Doug Mahnke (w. a McDuffie/Derenick John Stewart co-feature)
Green Lantern Corps by Peter Tomasi and Patrick Gleason (with a Tales of the Corps backup by Tomasi and rotating artists)
Blue Lantern Corps by Judd Winick and Shane Davis (w. a Johns/Norton Blue Star co-feature)
Flash Line:
Flash by Geoff Johns and Francis Manapul/Ed Benes (with Johns/Kolins Wally back-up)
Kid Flash by Sterling Gates and Rafael Albequerque
Team Books:
Justice League by James Robinson and Ivan Reis
Justice Society of America by Peter Tomasi and Fernando Pasarin (with Mr. Terrific: Agent of Checkmate backup by Ivan Brandon and Don Kramer)
Teen Titans by JT Krul and Mark Bagley
Outsiders by Brian Wood and Jesus Saiz
Secret Six by Gail Simone and Nicola Scott (w. Suicide Squad backup by Ostrander/Mandrake)
Justice League Universal by Tony Bedard and Andy Clarke/Gerard St. Aubin
Other:
Wonder Woman by Grant Morrison and Phil Jiminez (with a Nunzio DeFilippis/Christina Weir/Sanford Greene Wonder Girl co-feature)
Aquaman by Geoff Johns/JT Krul and Adrian Syaf (w. Krul taking over after 12 issues)
Shazam! by Geoff Johns/Jerry Ordway (w. Ordway taking over after 12 issues)
Hawkman by Greg Rucka/Eric Trautmann and Joe Prado (with a Simone/Dagiano Atom co-feature)
Blue and Gold by Jeff Katz/Dan Jurgens (Booster, Ted, and Jaime)
Firestorm by Eric Trautmann and ChrisCross
Green Arrow by Peter David and Yanick Paquette
Power Girl by Jimmy Palmiotti/Justin Grey and Amanda Conner
Jonah Hex by Jimmy Palmiotti/Justin Grey and rotating artists
31 ongoings, with Jonah Hex being kept around solely for diversity.