The DfT announcement on LHR-NQY does not specify, but I presume these new PSO-supported slots are picked from the pool of ex-bmi remedy slots that, by happy coincidence, are being operated by the same carrier. If so, I wonder which frequencies or routes we'll see dropped.
https://www.gov.uk/government/news/t...l-and-heathrow
Overall, this move seems to solve a number of political, financial and operational inconveniences.