That first heat can be a quicky with little blood, and I think sometimes people miss it. Joy was totally bloody yuck, stink, ick! But the rest of my girls generally have a very light heat the first time out.
Even so, it usually starts around 10 months for me. But it can be as early as six months.
Jenna, RN CGC & Babs, CD RA CGC HIC
Heidi, RA CGC
SG3 Odessa, SchH1, Kkl1, AD
Ninja, RN CGC & Milla, RN CGC
Joy, Star Puppy, RN CGC
Dolly CGC & Bear CGC