Open YouTube Studio. Click the Revenue tab. You see "Estimated revenue: $4,328, last 28 days." That's not your RPM. That's a single number divided into nothing.

Most creators stop reading there. The actual signal — the one that tells you whether last month was a content problem, an ad-market problem, or a Shorts-dilution problem — lives one click deeper, and it takes a small amount of math you can do on a napkin.

The good news is YouTube Studio gives you everything you need to back-calculate your true RPM, separate it by content type, and tell the difference between "my videos performed worse" and "the ad market took a 30% haircut in February." The bad news is Studio doesn't show it to you in one place. Here's how to do it.

What Studio actually shows you

The numbers Studio surfaces, in order of how often creators stare at them:

Estimated revenue — total dollars across AdSense + YouTube Premium + Super Thanks + memberships.
Estimated AdSense revenue — ad revenue only, your 55% slice.
CPM — what advertisers paid per 1,000 monetized impressions.
Playback-based CPM — what they paid per 1,000 playbacks where any ad showed.
Monetized playbacks — number of playbacks where at least one ad ran.
Views — total views, monetized or not.

The trap: most creators eyeball "Estimated revenue" and "CPM" and think they know their RPM. They don't. CPM is the auction price for monetized impressions only. Your real-world RPM is revenue divided by all views, including the ones that monetized at zero.

Pull the numbers from this view in Studio: Analytics → Revenue → Revenue sources. The official YouTube Studio analytics documentation walks through every column if you want the long form.

The actual RPM formula

Three numbers. One ratio.

Real RPM = (Estimated revenue / Total views) × 1,000

That's it. The thing every black-box "YouTube money calculator" pretends doesn't exist is just division.

Worked example. Last 28 days:

Estimated revenue: $4,328
Total views: 1,420,000

Real RPM = ($4,328 / 1,420,000) × 1,000 = $3.05

Studio's headline CPM might say "$8.40." Your actual take-home per 1,000 views is $3.05. The gap is real and explainable: only 35–50% of your playbacks were monetized, your slice is 55% of CPM, and Premium revenue is calculated on a separate share-of-watchtime formula. We've broken down why your RPM is less than CPM elsewhere — the short version is that "CPM" and "RPM" measure two different things and people use them interchangeably anyway.

Why you have to separate Shorts from long-form

This is where most creators get the wrong picture.

Shorts and long-form have completely different monetization mechanics. Long-form is per-impression CPM auctions. Shorts is a revenue-share pool — ads run between Shorts in the feed, the pool gets divided by view share, and your slice depends on what fraction of total Shorts views came from your channel.

Typical numbers:

Long-form RPM: $2–8 (varies by niche)
Shorts RPM: $0.02–0.10

That's a 50–100× gap. If you're publishing both, your blended RPM is meaningless.

To separate them in Studio: Analytics → Revenue → Revenue sources, then filter by content type. You'll get two revenue numbers and two view counts. Run the same formula on each:

Content type	Views (28d)	Revenue	RPM
Long-form	320,000	$4,210	$13.16
Shorts	1,100,000	$118	$0.11
Blended	1,420,000	$4,328	$3.05

The blended $3.05 hides the fact that long-form is doing $13.16 RPM (excellent) while Shorts is doing $0.11 (normal). If you launched Shorts last quarter and watched your "RPM" drop, this is why. The long-form economics didn't change — you just added a low-RPM denominator.

Spotting ad-market dips vs. content dips

Now the diagnostic part. RPM moves for two reasons: your content changed, or the ad market changed. The two demand opposite responses.

Pull 12 months of data. Chart your monthly RPM, then chart your monthly monetization rate (monetized playbacks divided by total playbacks). They tend to drift apart in informative ways.

RPM trend	Monetization rate	Likely cause	What to do
Down	Flat	Ad-market softness (typical Jan–Feb, election dead zones)	Wait it out. Do not pivot
Down	Down	Content tripped advertiser-friendly filters	Audit recent uploads for sensitive topics, copyright claims, restricted language
Down	Up	CPM compression (ad supply outpaced demand)	Push sponsorships; ads aren't going to bail you out
Up	Flat	Higher-CPM ads got allocated to your inventory	Probably temporary. Don't overcalibrate

Q1 always looks bad. Q4 always looks great. If you only compare month-over-month, you'll panic in February and feel euphoric in November. Year-over-year is the right unit for spotting real trends.

The bottom line

The whole point of doing this is so you can answer the "how much does YouTube pay you" question with an actual number, and so you can stop blaming your content for what the ad market did.

Once you have your real RPM separated by content type, you can stop guessing. Plug it into the YouTube earnings calculator to project next quarter at different view counts. Run it through the P&L simulator with your other income and tax assumptions to see what actually hits your bank account after self-employment tax and federal.

The math is plain division. The numbers are already in your dashboard. The only thing standing between most creators and a clear picture of their channel's economics is the assumption that "estimated revenue" was the answer.

Show the math. Argue with the receipts.