Non-Controlling Interests in the Statements

A parent company owns 70% of a subsidiary and consolidates it, meaning the parent's income statement shows 100% of the subsidiary's revenue, expenses, and net income — not just its 70% share. But the parent's shareholders are only actually entitled to 70% of that profit; the other 30% belongs to whoever owns the rest of the subsidiary. Non-controlling interest (NCI) is the accounting mechanism that adds everything in at 100%, then carves back out the piece that isn't the parent's to claim.

Why not just consolidate the owned percentage?

It would be simpler to consolidate only 70% of everything if the parent owns 70%, but that's not how control-based accounting works — once a company controls a subsidiary, it directs 100% of its operations, assets, and cash flows, so the statements reflect that full operational reality. The 30% that belongs to someone else isn't excluded from the business being reported on; it's just clearly labeled as not belonging to the parent's own shareholders.

Worked example

A parent owns 70% of a subsidiary with $100 million net income this year, and the subsidiary's balance sheet shows $400 million of net assets.

Income statement:

1. Consolidated net income: $100 million (100% of the subsidiary, plus whatever the parent earns on its own, here ignored for simplicity).
2. NCI deduction: $100 \times 30\% = 30$, i.e. $30 million.
3. Net income attributable to parent shareholders: $100 - 30 = 70$, i.e. $70 million — this is the number used for the parent's own earnings per share.

Balance sheet: The subsidiary's $400 million of net assets is fully consolidated into the parent's balance sheet, but $400 \times 30% = $120 million is shown as "non-controlling interest" within total equity — still part of consolidated equity, but explicitly not the parent shareholders' own stake.

What this means in practice

Any per-share metric — EPS, book value per share — must use the "attributable to parent" figures, not the gross consolidated numbers, or it will overstate what belongs to the company's own shareholders. Analysts building enterprise value also add back NCI (at its balance sheet or, better, market value) when reconciling equity value to enterprise value, since NCI represents a real claim on the consolidated business's assets that isn't part of the parent's own equity.