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Metrics type: Key Metrics • Category: Ad Platform

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At a glance

Sum of spend on Taboola campaigns that recorded zero conversions across the entire window. The campaign-level twin of Wasted Spend (which is publisher-level). A whole campaign with no conversions is a bigger problem than a single bad publisher; it usually means the campaign goal, audience, or creative is fundamentally misaligned with native inventory. Excludes campaigns younger than 7 days to avoid penalising still-learning smartBid runs.

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Calculation

Calculated automatically from your Taboola data. See the At a glance summary above for what the metric tracks and the worked example below for a typical reading.

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Worked example

The same UK supplements brand. Window 02 Apr 26 to 01 May 26. What’s interesting:
  1. The Vitamin D3 Awareness campaign is the bigger problem. £820 spent over 22 days with 2,800 clicks and zero conversions is a clear signal that something is wrong: the audience is right (people clicked) but the conversion tag did not fire. Most likely cause: the campaign is targeting an awareness goal in Backstage rather than conversions, so the Taboola pixel is not even configured to track purchases. Action: pause, switch goal to “conversions”, reconfigure pixel events, restart with smartBid CPA bidding.
  2. Magnesium Newsletter Drop (£480) is more borderline. 14 days is at the boundary of the alert threshold; native conversions can take 7, 14 days to surface. Wait until day 21, then act if still zero. The 1,400 clicks suggest the targeting works; the question is whether the landing page or pixel is breaking the conversion path.
  3. Probiotic Discovery (4 days old) is excluded by design. SmartBid’s learning phase is 50, 100 conversions; a 4-day-old campaign with 600 clicks is normal exploration. Do not flag as wasted; revisit at day 14.
  4. 8.7% zero-conversion spend is a yellow flag. Healthy native accounts run 3, 6%; this account has two distinct misconfigured campaigns. Fixing the Vitamin D3 pixel issue alone would drop the figure to 3.2%, well within healthy range.
  5. Don’t confuse this card with Wasted Spend. Wasted Spend is publisher-level (which sites within converting campaigns are wasting); this card is campaign-level (which whole campaigns are wasting). The two should be read together.
Quick sanity tests:
  • One campaign zero-conv with high clicks = pixel or goal misconfiguration. Fix the campaign config first; do not pause.
  • One campaign zero-conv with low clicks = audience too narrow or bid too low. Widen targeting or raise bid.
  • Multiple campaigns zero-conv suddenly = global tracking outage. Check the pixel snippet across the site.
  • Zero-conv campaign older than 30 days = pause or restructure. Past learning, no signal, no value.
  • All campaigns under 7 days old = no data to act on; let the algorithm learn.

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Sibling cards merchants should reference together

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Reconciling against the vendor’s own dashboard

Where to look in Taboola Backstage: Backstage → Campaigns → Performance, sort the “Conversions” column ascending. Campaigns with zero conversions and >7 days of activity are the action set. Backstage does not surface “zero-conversion spend” as a single number; this card derives it. Why our number may legitimately differ from a manual Backstage cut: Cross-connector reconciliation:

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Known limitations / merchant FAQs

Should I just pause every zero-conversion campaign? No, not without diagnosing first. A zero-conv campaign with healthy click volumes is almost always a pixel or goal misconfiguration; pausing destroys the audience signal you’ve already paid for. Diagnose first: (1) check the campaign’s conversion-goal setting in Backstage; (2) verify the Taboola pixel fires on the order-confirmation page; (3) check that the audience is reaching the right landing page. If clicks are reasonable but conversions zero, fix the config and resume. Only pause campaigns that are both zero-conv and have low click volumes (audience too narrow / bid too low to find inventory). A campaign has been zero-conv for 30 days, what now? Pause it. After 30 days with 7+ days of clicks and zero conversions, the campaign has had every chance; native’s 30-day attribution window means even the longest-tail conversions should have surfaced. Pause, restructure (new audience, new creative, new landing page), and relaunch as a fresh campaign rather than reactivating the old one (smartBid retains learning state and will not re-explore). Why does this card exclude campaigns under 7 days old? SmartBid’s learning phase needs 50, 100 conversions before it stabilises; for a fresh campaign, 7 days is the minimum window where zero-conversions becomes diagnostic. Including <7-day campaigns would create a constant stream of false alerts on perfectly normal new campaigns. My zero-conversion spend dropped to zero, am I doing well? Maybe. Zero on this card is healthy IF you also have multiple campaigns running. Zero on this card with only one or two campaigns running can mean you are too narrow; the algorithm is not exploring enough. Healthy native accounts run 5, 10 campaigns, of which 1, 2 may be zero-conv at any time as part of normal exploration cycle. The same campaign has high spend and zero conversions but high engagement (CTR, time-on-site), should I keep it? That is the classic upper-funnel signal: the audience is engaging with your content but not buying yet. Two paths: (1) accept that this is brand-awareness spend and move it to a brand-awareness budget line; (2) layer a retargeting campaign on the audience this campaign generated, the close usually comes on the retargeting layer. Pure last-click measurement under-counts upper-funnel value; treat the engagement as a leading indicator before pausing. Why doesn’t Taboola auto-pause zero-conversion campaigns? Because zero-conv on a 14-day window is sometimes false (long-tail conversions not yet surfaced). Auto-pausing would kill campaigns that would have converted on day 18, 22. The platform errs toward letting smartBid keep exploring; the human judgement (this card surfaces the candidates) is the corrective. The campaign has zero conversions but 5,000 clicks, what’s most likely wrong? In order: (1) Pixel not configured for purchases. The campaign is set to “Awareness” goal, so Taboola is not even tracking conversion events. Check campaign goal in Backstage. (2) Pixel fires but the merchant didn’t tag the right event. The pixel is on the site but tracking page-views instead of purchases. (3) Landing page broken. Users click, land, bounce immediately; check landing page load time and form completion rate in GA4. (4) Audience genuinely doesn’t convert. Less common; if the previous three are clean, the audience-product fit is wrong; pause and rebuild. Can I trust the figure for “today” or “this week”? Use 30-day for action. A 7-day window for this card is too noisy; native’s conversion lag means 7-day zero-conv is mostly normal exploration. The 30-day figure is the actionable read.

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Tracked live in Vortex IQ Nerve Centre

Zero-Conversion Spend is one of hundreds of KPI pulses Vortex IQ tracks across Taboola and 70+ other ecommerce connectors. Nerve Centre runs the detection layer; Vortex Mind investigates the cause when something moves; Ask Viq lets you interrogate any number in plain English. Start for free or book a demo to see this metric running on your own data.