This table provided by EJ is .... superb.
Sums up the priority in decision making regarding energy management/CB management/uptimes.

Really, great work.

Action - Estimated Damage Loss
Wasting all CPs from 1 Mutilate - 19289
Wasting all CPs from 1 Backstab - 12500
Capping for 1 second - 8985
Leaving Rupture down for 1 second - 3375
Using a 1 CP Rupture instead of a perfect 5 - 1871
Clipping 1 second of Evenom - 1368
Using a 2 CP Rupture instead of a perfect 5 - 1301
Using a 3 CP Rupture instead of a perfect 5 - 846
Using a 4 CP Rupture instead of a perfect 5 - 425