The verses 6:118,119 &121 does not mention slaughtering specifically, so
'on which God's name has been remembered' may also mean Fair Treatment throughout farming as well as during slaughtering. [God's name-The Merciful, so 'remembering Gods name' may refer to kind treatment to animals?]
Diary
Artificial Insemination -Cow will not get the approach of its male partner,
no male-female mating communication no natural mating, instead human hand/special devices deposit the sperm
after delivery in the growing stages, usually calf will not get enough approach of its mother as in natural systems, no proper care from mother and no proper time for mother-child communication/ love- may be for the whole life time of the dairy cows!
Egg
Genetic Manipulation & selective breeding -Hens (Living beings) into Heavy Duty egg producing units -almost for the whole life time of these creatures.
-trespasses against Natural systems.