the clinics around here will spay/neuter @ 2 pounds. however, some 'old-school' vets won't do either that early. you should check w/your vet - if s/he won't do it prior to 6 months, then see if there's a clinic in your area that will do it earlier. spayusa is a good place to start looking. there's a link on the right to find clinics in your area [wherever that is].
Firefox went into heat @ 5 months, btw. so they can become sexually mature fairly early.
Firefox went into heat @ 5 months, btw. so they can become sexually mature fairly early.