UK police officers have built up pension in one of three schemes: PPS 1987 (final salary, 1/60 then 2/60 accrual), the 2006 New Police Pension Scheme (final salary, 1/70, normal pension age 55), and the 2015 scheme (career average, 1/55.3 accrual, normal pension age 60). Since April 2022 all serving officers accrue in the 2015 scheme.
PPS 1987 - Final salary - 1/60 of final pensionable pay for each of the first 20 years, then 2/60...
NPPS 2006 - Final salary - 1/70 of final pensionable pay for each year of service, up to a maximum...
PPS 2015 - Career average (CARE) - 1/55.3 of that year pensionable earnings is added to the pension...

freedomisntfree.co.uk/guides/police-pension-uk