Here is a picture of Aspen 3 years ago. Note the healthy weight and nice ba-donk-a-donk. Things only got "better" 3 years later:
Sephy is growing like a weed and I am now on the last hole of her "Foal" sized halter. I have ordered a weanling size halter, but might need to stop at the feed store on my way home and get a yearling size!