It all depends on what you want.
As is, it speaks to you as a father and that is great and no critique will ever change that.
However, if you wish to be either artsy or fashion or commercial. The pic will not cut.
Always but always and I repeat always when shooting Beauty and Portraits is to look for the shadows. Photographers look always for the light and forget the shadows. What makes a picture is the existence of shadows which allows Modeling, Depth and Perspective.
You lack shadows in your dynamic range and you lack shadows on her features.
It is a rule of thumb when shooting portraits to have the B/G darker than the subject as this:
B/W balance
B/G Blur/Bokeh:
Crop Vertical:
Retouch Face (Dbl eyelid - Eye Bags - Contour - MU - Nose Bridge - Hair):
Side by Side Final (Contrast to taste - No Sharpening whatsoever was done):