well, keg racking takes all of 5 minutes...its not like wasting an hour or more bottling 2 cases of longnecks.
I'd keg it second, to avoid potential cross contamination. and avoid disturbing the chalky stuff in the carboy neck.
Primary: English Mild
On tap: Pale Ale, Lancelot's Wheat, English Brown Ale, Steam Beer, HoovNuts IPA
Bottled: MOAM, Braggot, Raspberry Melomel, Merlot, Apfelwein, Pyment, Sweet mead, Cabernet
Gal in 2009: 27, Gal in 2010: 34, Gal in 2011: 13, Gal in 2012: 10