Production Efficiency Prediction of Pig Breeding Industry by Optimized LSTM Computer Algorithm under Environmental Regulation

Table 1

Classification standard of pig breeding scale.

	Farrow-to-finish	Piglet feeding	Breeding piglets
Retail investors	Scale base: sows <10, commercial pigs <160/year	Scale base: sows = 0, commercial pigs <160/year	Scale based sows <10, piglets <160/year
Small-scale industries	Scale base: sows <100, commercial pigs <1600/year	Scale base: sows = 0, commercial pigs <1600/year	Scale base: sows <100, piglets <1600/year
Medium-scale industries	Scale base: sows <1000, commercial pigs <10000/year	Scale base: sows = 0, commercial pigs <10000/year	Scale base: sows <1000, piglets <10000/year
Large-scale industries	Scale base: sows >3000, commercial pigs >50000/year	Scale base: sows = 0, commercial pigs >50000/year	Scale base: sows <3000, piglets <50000/year