Don’t really know how to feel

Before I start saying anything I’m young like super young. My boyfriend and I have our own apartment and pay for everything ourselves except when our parents buy us something unexpected. We’ve never used protection of any kind and I’ve never gotten pregnant. It makes me really upset. My grandpa just passed away and he was more like my dad. My period was 7 days late so I figured I wouldn’t get it and I’d finally get to have a baby. But I guess not since I got my period today. My boyfriend decided to buy me a puppy since I’ve been so upset. We’ve been “trying” as in not caring if it happened since we were 16. I really feel like something is wrong with me but my boyfriend says it’s just not the right time.. my best friend just had a baby so I at least get to help take care of him. I know I’ll get some hate on this but it’s okay.