The link below will show you a breakdown of your transactions.
https://www.ebay.co.uk/sh/fin/transactions
If the issue is still unexplained contact eBay Customer Services, they have full access to your account which we do not have here, and can explain the payouts.
This is the easiest and quickest way to contact eBay Customer Services, for a Call Back option.
https://www.ebay.co.uk/help/eua?id=5275&mkevt=1&mkpid
Lines open 8 a.m. - 10 p.m. on weekdays
9 a.m. - 6 p.m. on weekends.
Automated agents will be available on chat outside of the above hours.
I recommend contacting CS first thing in the morning as there's more chance of Dublin answering.
@jacksellsthingz