If your inmate was denied parole, the release date that you mentioned above is the most likely to be followed by the state. Early release or good time is already factored into the release date when posted.
https://www.inmateaid.com/ask-the-inmate/if-told-won-t-be-released-till-projected-release-date-of-12-16-because-of#answer
Accepted Answer Date Created: December 15,2015