At this age...your only guess would be the coloring of the parents. Usually their heads break color first...and their backs start around 6 months or so. It can take up to 3 years for them to change completely.
Here's Ramsey as a puppy
And now
http://www.yorkietalk.com/forums/pic...ictureid=21340
For whatever reason...I can't get the pic from my album to upload to show without a link...