Shipping earnings capacity days measure the total number of days during a period that a company owns or controls vessels under the issuer's definition.
The metric is a fleet-time capacity measure before deducting off-hire days.
Basic bridge
One issuer-defined relationship is:
1Net Earnings Days = Earnings Capacity Days - Off-Hire DaysThat makes earnings capacity days the gross controlled-time denominator and net earnings days the portion remaining after specified downtime.
Earnings capacity versus ownership days
Vessel Ownership Days focus on owned vessels.
Earnings capacity days can include vessel time the company owns or controls, so chartered-in capacity may also matter depending on the issuer.
This distinction is important when a company changes the mix between owned and leased vessels.
Earnings capacity versus available days
Vessel Available Days commonly subtract specified scheduled maintenance from an ownership or possession base.
Earnings capacity days can use a different construction.
Investors should therefore preserve each issuer's definitions rather than treating the terms as interchangeable.
Why the measure matters
Changes in earnings capacity days can reflect:
- vessel acquisitions and sales;
- chartered-in or chartered-out activity;
- delivery timing;
- fleet expansion or contraction; and
- changes in controlled vessel count.
Revenue growth caused by more capacity days is different from growth caused by stronger Time Charter Equivalent Rate.
Filing example
Tsakos Energy Navigation defines earnings capacity days as the total days in a period that it owns or controls vessels and separately reports off-hire days, net earnings days, utilization, TCE, and daily vessel operating expense.
Source:
Shipping earnings capacity days measure gross controlled fleet time. Read them with off-hire, utilization, owned-versus-chartered fleet mix, and per-day earnings.
Part of the Shipping Operating Model
See It in Company Research
These companies are examples of how the concept is reported or discussed in public filings. Definitions can differ by issuer; these links open company research rather than a normalized metric comparison.
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