There are some great +QBO enso neutral winters. It seems like the Pacific jet is weaker during neutral winters compared to la niña winters. Strong la niña winters are really bad. More blocking and less Pacific jet would be preferred by most people on this board.
I agree if you are using the CPC data. Also a Nina would require a number of months to average -0.5 or below so neutral could be a good call. The subsurface has been cold enough to support a Nina for months now. Not sure why it's so reluctant. At any rate weak ENSO winters can get pretty blocky and with the MEI being Ninaish I think the blocking will be favorably located.