<p>First baby, it was about 10 months pp, but I had just weaned him.</p>
<p>Second baby, it came back 4 months pp, even though she was exclusively breastfed.</p>
<p>Third baby, it came back at 15 months pp.</p>
<p>With dd2, it came back just a month or so ago, so...16-17 months pp.</p>