In my mind, blackwork is more of a generic name for all the categories of (mostly) non or minimal grey included styles, kind of like the way "traditional" has several sub-styles. Hell, there are several categories of tribal.
That's really gonna depend on your artist and what you want the end result to be.
You've definitely got a variety of fading going on there. Some of it's ready for anything and other parts are still fairly dark.
Don't forget that you'll likely get continued lightening even 4-5 months after your last session. My artists says that he's had new ink fade on him in places that had been lazered inside of that time frame.