After the Andromeda release, Meta Ads have become a secret algo that's unpredictable in many ways. More often than not, it gives serious mood swings to a marketer when she checks her campaign dashboard.
Pre-Andromeda life was easy: define the campaign goals, map them to the target audience with tags, and pay Meta for matchmaking. But that shift had been building for a while — with Advantage+ and releases like Andromeda, Meta increasingly decides delivery itself, and the creative has become the main thing you actually control.
So the ability to decode the winning creatives from the losing ones becomes the ultimate goal of performance marketers. Thankfully, it's not as overwhelming as it may look. There are some metrics that you, as a marketer, can track to figure out what's working and what's not.
Okay, I know you must be rolling your eyes, thinking boring marketing jargon will follow. But trust me, these look overwhelming at first and start making sense once we understand them at a deeper level. With some practice, they have the potential to make performance marketing feel like a game.
So lets dive in.
First, lets talk about 4 targeted metrics that tell you exactly why a particular creative worked or didn't, and exactly where it is losing the audience. Read them as a funnel: each one is the next step in a viewer's journey, and the first one that breaks is where you're losing money.
Hook Rate (thumbstop) is 3-second views divided by impressions. This diagnoses your hook: the first one or two seconds, the opening visual, the opening line. If it's low, your scroll stopper failed. Nothing downstream matters yet. 30%+ is good, 40%+ is strong. Below 25%, rework the opener.
Hold Rate, or the retention curve, is ThruPlays (or 15-second views) divided by 3-second views. This diagnoses the body: pacing, characters, messaging, story. Even better, watch where the retention graph drops. That exact second is the element that lost them. The graph is a confession. 15%+ is solid, 25%+ is excellent. Below 10%, the body is losing them.
Link CTR (click-through rate) measures the percentage of impressions where someone clicked your designated call-to-action (CTA) link, such as a "Learn More" or "Shop Now" button. It diagnoses your offer. 1%+ is good, 1.5–2%+ is strong. Below 0.7%, the offer/CTA isn't landing.
Conversion Rate is purchases divided by clicks. This is the final step of the funnel — and it mostly diagnoses your landing page and offer, not the ad. Stop blaming the creative for a checkout problem. 2–3% is average for ecom, 5%+ is excellent. Below 1%, it's a landing page or offer problem.
Okay, now time to look at the following 4 higher-level financial metrics that tell you what business outcomes your ads are driving, or failing at.
CPM — what Meta charges you per 1,000 impressions. Diagnoses your audience and account health, not your creative. High CPM means you're competing for expensive eyeballs, or Meta thinks your ad is low quality. Highly vertical-dependent — $10–20 is typical for broad US ecom; $30+ signals audience or quality issues.
CPA (Cost Per Action or Cost Per Acquisition) in Meta Ads measures how much you pay for a specific customer action — like a purchase, lead, or sign-up. Basically, Total Ad Spend ÷ Total Actions. It's only meaningful against your own target (LTV × margin). Benchmark it against your history, not the industry.
ROAS — revenue divided by spend. CPA tells you if acquisition is cheap; ROAS tells you if it's profitable. It matters most when order values vary. I've seen this be the one metric that many performance marketers actively track. There's no universal number — it's about your margin. Most DTC brands need 2–3x to be profitable; high-margin brands can survive on 1.5x.
Frequency — the average number of times each person saw your ad. When a winning ad starts dying, check this first. Rising frequency + rising CPA = creative fatigue, not a broken ad. Under 2–3 per week is fine for prospecting. Above 4 with declining performance = fatigue.
Cool, that's it. These are the only 8 metrics you need to look at 90% of the time. And trust me, once you start getting the hang of them, it becomes addictive.
Have a great time running ads :)