No.
Server owners alreadly lament about people spamming wheat into animals, causing the overflowing amount of entitys to lag the server.
We reeeeeally don't need a way to automize this... Cobblegens are bad enough to servers already.
I see where that is a problem oh well it was worth trying. Thank you alblaka and community for giving your time to read this (it seemed good in my head but due to not playing SMP I can see now that would propose a lag issue)