That's awful news, I'm sorry that this happened.
It's not pathetic. For a lot of people, the bond that you have with a pet is a lot stronger than the ones that you have with humans. If you have a relative that you never see, or you lose someone that you've had a lot of conflict with, the loss might not be nearly as intense as with a pet that you've seen every day for years and have a positive affectionate relationship with.
How old was she, and how long did you have her?