No need to be snippy with me, I wasn't necessarily speaking about your specific situation, but more in general. Many people naively believe that death is the ultimate worst thing that can happen to a being, when that is far from the truth.Thank you for your concern. What’s being done for her is not worse than death.
You have to be careful with birds in determining their level of suffering. They lack the ability to convey their pain to us through obvious facial expressions and vocalizations as mammals and humans do, so we can only guess at what they might be feeling.
Your chicken, your choice, but don't be surprised that others may not agree with cutting a limb off of a conscious animal, as that is pretty barbaric.