"Boss, this course will tell me what to do when an unfit, overweight, 55 year old middle manger appears to be having a heart attack in the office."
Bonus if you can get out of the office for a day to do it.
If you can spend a years budget in one go you could do a one day course to learn to operate cherry pickers and scissor lifts, although that usually involves travelling to a distant industrial estate early in the morning.
It sounds like you are a programmer. The BCS offer a few certifications where you can just read the material and take and exam to get a cert that might look good on your CV.
"Wellbeing"?, Hey boss, can I buy a split keyboard and a vertical mouse to avoid RSI and carpal tunnel syndrome?
"Learning", Hey boss, this trade show that is relevant to our industry has some educational seminars, can I use my budget for train tickets and lunch and be out of the office for a day?