If the DC is sleeping through (ie you are not feeding round the clock), then LAM has no contraceptive effect at all.
Withdrawal isn't as ineffective as sometimes thought, but has the major drawback that if mistimed you may as well have used nothing. And the need to withdraw can have quite an impact on enjoyment. Better than nothing in an emergency, I suppose. But unless you don't mind another PG any time from now onwards, you should probably be considering a more reliable method.
I know I'm being stupid really With dc1 af returned after 5 weeks so I guess part of me thought I'd have longer this time if af hang come back yet. Luckily or not for dh we've not had time to dtd much. We need to use condoms don't we?