Reading Eurozone Data: ZEW, Ifo, and the German Engine
The euro area is a collection of national economies, and Germany, as the largest, shapes many of the data releases that move the euro.
The ZEW Economic Sentiment survey measures the expectations of financial analysts and investors about the German economy over the next six months. The Ifo Business Climate index surveys thousands of German firms about current conditions and expectations. Both are released monthly and are considered leading indicators.
Other regular releases include purchasing managers' indices for the euro area and individual countries, German industrial production and factory orders, and flash inflation estimates for the euro area, released at the end of each month.
Why does Germany matter so much? Its large manufacturing and export sector makes it sensitive to global trade and energy prices. Weakness in German data often drags on euro area growth expectations and, through them, on the euro.
Eurozone aggregates also hide divergences. Southern European economies may grow while Germany stagnates, or the reverse. The European Central Bank must set a single policy for all, which makes its decisions a balancing act.
For traders, the practical approach is to follow the flash PMI and inflation estimates, which tend to carry the most market impact, and to watch German data as a signal for the whole area.
Practical step: list the euro area data releases that move EUR/USD most, and mark their dates for the month.
Reading Eurozone Data: ZEW, Ifo, and the German Engine
Re: Reading Eurozone Data: ZEW, Ifo, and the German Engine
The flash PMIs are the eurozone release I respect most for intraday. They come out during the London morning, and a big miss on the German number can set the tone for EURUSD that session. The German flash lands at 8:30am Lagos time during European summer time and the eurozone number half an hour later. So for anyone trading the London open from here, it often hits right in the middle of the first hour. I mark both times on the chart the night before. If I'm in a trade going into them, I either take partial profits or make sure the stop is somewhere sensible rather than tight under a small candle.
It’s Fairman 
Re: Reading Eurozone Data: ZEW, Ifo, and the German Engine
ZEW is a survey of analysts, so it often moves with financial markets. Ifo asks the firms themselves. When the two disagree, I lean on Ifo. ZEW can jump just because stocks rallied or bond yields fell that month, which says more about market mood than about German factories. Ifo is slower to change but closer to what businesses are actually experiencing. Neither usually moves EURUSD much on its own, but a run of weak Ifo readings tends to feed into ECB expectations over time. For intraday trading I'd treat both as minor. For the bigger euro picture, the Ifo trend is worth a line in your weekly notes.
It’s Fairman 