If this society was more supportive of breastfeeding she'd (every woman, not just SamCam) have support for her possible PND, medications, mental trauma, physical workload or whatever reason) it could be that may not enable her to breastfeed.
How about support for her choice if she just doesn't want to?
Or who knows, maybe she has to take drugs that don't allow for BF - I know two women with severe colitis who couldn't for that reason.
Or maybe it's just her own damn business.
And nope, he doesn't look cack handed at feeding her at all. He's holding her well and has the bottle tipped up as she's nearing the end of it.
Looks like, well, a person feeding a baby a bottle.