Start up costs are high, arc, electric fence, slap marker, setting up water ect, feed costs are quite high, unless you can
source a lot yourself.
Pigs are cheap,mine were £25 each wiener, there about 2 months, keep them to 6 months for pork, older for bacon, about a year any older sausage.
All breeds vary in weights and size ect. So depends what you go for.
Dunno what you get back meat wise, but most people say its not greatly coast effective, I'll see soon enough.
Its more about knowing where your meat comes from, and stuff, than money saving.
But in saying that, I recon y