Yeah, these were just a couple examples. (I can also imagine feeling about babies the way I feel about mosquitos with malaria. Do I have an exceptionally good imagination? As the imagined feelings become more removed from reality, the examples must get more bizarre, but that is the way with counter-factuals.) But there being ready examples isn't the point. I am asked to consider that I have this value, and I can, there is no inherent contradiction.
Perhaps as you suggest, there is no p&-p contradiction because preserving the lives of babies is not a terminal value. And I should replace this example with an actual terminal value.
But herein lies a problem. Without objective morality, I'm pretty sure I don't have any terminal values -- everything depends on context. (I'm also not very certain what a terminal value would like if there was an objective morality.)
There seems to be a widespread impression that the metaethics sequence was not very successful as an explanation of Eliezer Yudkowsky's views. It even says so on the wiki. And frankly, I'm puzzled by this... hence the "apparently" in this post's title. When I read the metaethics sequence, it seemed to make perfect sense to me. I can think of a couple things that may have made me different from the average OB/LW reader in this regard: