pkgng v1.0 has been released and announced by Baptiste Daroussin.
pkg (pkgng) can be found in the ports tree under ‘/usr/ports/ports-mgmt/pkg’ or if you are running HEAD it will be part of the base system.
Ivan Voras has shared his real life experience here.

Pingback: Install et config de Squid et dansGuardian sous FreeBSD | Amygdale's Blog