It's not all about experience! - it's more about a proper selection process when joining the airline as FO/SO, as it is done by BA,LH,KLM etc.
If recruited, it's a question of seniority, to get your command.
(Unfortunately, many CX trainers have never done this kind of selection in the early days of CX- it was more about:
Who knows someone in the - "Well Paid HKG Flying Club"
In CX, it's about 'how lucky you are in getting the "right" check captains = managing your ERAS.
But it seems that people are waking up now - "in company words":
Pilots taking a "FRESH LOOK" .......