Funtoo currently has no plans to migrate or adopt systemd as it's default init system. This doe not prevent you from using systemd on your system. CoreOS, for example, is a systemd based system build on Gentoo.
For users not seeking to use systemd, that is, most Funtoo users, this page will serve both as the Funtoo development team's planning for the future, and information on how to avoid systemd in your system.
Components of systemd
Provides replacements for the following daemons or utilities: sysvinit, pm-utils, inetd, acpid, syslog, watchdog, cron, atd.
Provides a user console daemon and handles Linux Virtual terminal support.
Provides logging functionality.
Provides replacements for the the following daemons: syslog-ng, rsyslog
Manages user logins and seats. Replaces Consolekit.
Provides the facilities to perform various network configurations.
Used to control various time related settings. Accessible through D-Bus.
udev was merged into the systemd source tree.
The standard library for using udev.