Overs/Unders - 120/80%?

I did my first OU at 80/125 3x10’s on Sunday. The 30 sec 125% was enough to elicit a lactate flood & 80% definitely allowed it to clear. I’m thinking to go to 80/120 & stretch the 120 segment to a minute. I’m at the very beginning of my training (AICoachChad has my ftp a handful of watts higher than I’d like) & the workout I did was tough, not “I almost can’t do this” tough but “I’ve been only doing endurance for a short while & really need to increase intensity” tough. This is what it looks like: