Straight from CarbonPoker:

We are making some very exciting changes to our already jam-packed freeroll schedule! Not only are we changing the times of some of our freerolls, in turn making them more accessible to our European players, but we are extending player eligibility to make sure everyone gets a chance to play! CarbonPoker is the place to be for around the clock freerolls!

The New Weekly Freeroll Times ( Server time) are as follows:
Mon $1k NL Holdem 19:00
Tues $1k NL Holdem 13:00
Wed $1k NL Holdem 19:00
Thurs $1k NL Holdem 13:00
Fri $1k NL Holdem 19:00
Sat $2k NL Holdem 15:00
Sun $10k NL Holdem 15:00
Monthly $50k NL Holdem 15:00

Get over to Carbon and start cashing in on these sweet free rolls!