Technological Advancement and the Economic Benefit of Indonesian Rain-Fed Farming Development

Table 4

Potential economic return from investment on water harvesting infrastructure.

Type of Infrastructure	Coverage (Ha)	Potential Income; (IDR million)	Cost; (IDR million)	Economic Profit; (IDR million)
Cropping Pattern: Paddy – Paddy – Maize
Channel Reservoir	368,078	16,021,758	1,656,352	14,365,406
Farm Pond	8,535	168,669	34,141	175,955
Long Storage	3,762	70,977	286,566	69,965
River	113,279	3,028,504	453,117	3,395,609
Shallow Tube Well	71,642	1,982,038	286,566	2,191,744
TOTAL	565,296	21,271,946	2,716,743	20,198,679
Cropping Pattern: Paddy – Paddy – Soybean
Channel Reservoir	368,078	15,313,272	1,656,352	13,656,919
Farm Pond	8,535	188,420	34,141	196,571
Long Storage	3,762	77,823	286,566	77,905
River	113,279	3,007,181	453,117	3,393,847
Shallow Tube Well	71,642	1,978,634	286,566	2,192,075
TOTAL	565,296	20,565,329	2,716,743	19,517,318

Source: Sulaiman et al. [31]; MoA [11–13]