Try the 270 win,you can't go wrong.It's fast,flat and has much more stopping power than a 243 without being destructive.
Her in Italy you can't shoot anithing smaller than 7mm(270) to boar and red/fallow deer.favourite calibres are 270 win,308 win and 7mm rem mag for deers, and 30-06 and 308 for hunting boars with dogs