Don't think that has been the criteria for some time.
If memory correct, Sheffield staged a testimonial for Shane Parker, who only rode one season for Sheffield.
I believe that the British reduction only counts for team building averages, and not for deciding who goes at number 1, or reserve.
Anyone confirm or deny?
Who is available? Riders I can think of,
Luke Harrison
Nathan Ablitt
Joe Thompson
Vinnie Ford
Connor Bailey
Danyon Hume
Connor Coles
Jack Smith
Paul Starke
Ace Pijper
Alfie Bowtell
Ben Trigger.
This assumes that any foreigners are a four point minimum.