Beta test today

Roxy • 29, married since 8/2014. TTC #1 since 2/2017. After 5 IUIs, 1 fresh transfer, 3 FETs and a chemical pregnancy... my 🌈 babies (!!) due 1/2019 😍

I had my blood drawn to test for hcg today (2/26). My transfer was 2/16 so I’m 10 days past - I’m not sure how far along I’m considered. My hcg is 33.5. That seems low.. should I be concerned?