Sending virtual hugs, I had my old fella pts before Christmas, though my OH was fully in support, I've had all his rugs cleaned and this week I'm taking them to WHW at Snetterton, so a little good will come of his passing
My mare was on a lot of pain relief to let her enjoy her last few days and on thr morning she galloped down the field to meet me. I had a huge wobble then. But like you, the level of drugs wasn't fair or practical long term. I felt huge relief once it was over. You have done the right thing.