Also, you do have to accept that there is another human being at stake
This sounds rather reminiscent of arguments used by anti abortion activists.
That you were created to order to please adults.
What description would you use for someone who was conceived and brought to term through conventional means? Ultimately, isn't that the case for all children?
You should check out the surro forums of women who have just gone through the process & are in that post-partem period.
I certainly agree that a form of psychological screening and support would be desirable to minimise the impact. Informed consent is very important because, otherwise, it's not consent.