By David Barwick – FRANKFURT (Econostream) – European Central Bank President Christine Lagarde on Thursday did what she had to do – and as we expected yesterday – after the Governing Council’s unsurprising 25bp rate hike, refusing adamantly to provide a post-June roadmap.

And yet she did it without making another hike sound like a remote contingency. On the contrary, the press conference largely corroborated the “one-and-watch” scenario we outlined ahead of the meeting and validated our view of July as unlikely to produce action and of September as very much in play unless the coming months deliver materially better news.

The tension in Lagarde’s message was clear. She repeatedly stressed the ECB’s meeting-by-meeting approach, data dependence and lack of a preset rate path. Asked about the next move, she gave no useful guidance and showed not the slightest willingness to be drawn into a discussion of July, September or any particular dates.

At the same time, she worked hard, and effectively, to counter the notion that Thursday’s hike was a mere precaution, explicitly rejecting the idea that it had been an insurance or preemptive move. It was, in her telling, simply a proper monetary policy decision, justified by inflation already at 3.2%, an above-target inflation outlook, upside risks and projections showing inflation returning to target only later in the forecast horizon.

The most important line may have been her insistence that the decision was “robust” not just in adverse and severe scenarios, but also in the ECB’s new milder scenario. That was meant to show that the Governing Council did not need a worst-case assumption to justify today’s move, which, as she also made clear, was “not a forceful decision,” but “clearly is a signal and is necessary.”

If the June hike stands even in the not-so-bad scenario – which she described as “unlikely to materialize” anyway – then the bar for a further move may not be particularly high if the data fail to improve.

Lagarde’s commitment to no pre-commitment prevented her from saying this directly, of course. But a hike that is robust across bad, very bad and milder scenarios does not look like a close call intellectually.

Nor did Lagarde describe the inflation problem as static. She said – and then repeated – that the ECB was “beginning to see broadening throughout the economy,” with direct costs obvious and indirect costs also appearing. Services inflation, which rose to 3.5% in May, had seen a “significant increase,” she said.

The boundary she maintained, as expected, was second-round effects. Lagarde said the ECB was “not seeing yet” such effects, which she tied largely to wages. That is still a meaningful limit on the hawkish interpretation of the meeting and a reason we cited yesterday for not going out on any limbs.

But it is also why the coming months are important. Even if the ECB has not called second-round effects entrenched, it has said the energy shock is broadening, underlying inflation has been pushed higher in some indicators, and shorter-term inflation expectations remain elevated.

Nor did the growth side rescue the doves. Lagarde acknowledged the downward revisions to the growth outlook this year and next – 2028 was revised slightly up – but said it was “not as if we are in an environment where growth is absent or under significant threat.”

That line is relevant to the post-June debate. If growth is not sufficiently weaker to dominate the inflation problem, then the balance of risks remains consistent with another move later this year.

This leaves our call intact. July remains unlikely because the ECB has just moved, insists it has no preset path and will want more evidence before acting again. September, by contrast, remains the natural checkpoint.

It would take genuinely positive developments over the summer — not impossible, but not our baseline — to make a further hike unnecessary by then. Lagarde, bound by the ECB’s no-precommitment approach, declined to say as much, but the logic of her press conference nevertheless pointed in that direction.