Green Supply Chain Network Design with Economies of Scale and Environmental Concerns

Table 10

Comparison based on different demands of customers.

Change rate in demand (%)	Total cost ()	DC (Location size)	Environmental facility
−20	1215203	D1 (1200), D5 (1200)	P3
−15	1292231	D1 (1200), D5 (1200)	P3
−10	1370389	D1 (800), D5 (1200), W6 (1200)	P2, P3
−5	1451982	D1 (1000), D5 (1200), W6 (1200)	P2, P3
0	1531891	D1 (1200), D5 (1200), W6 (1200)	P2, P3
+5	1611777	D1 (600), D2 (1200), D5 (1200), W6 (1200)	P2, P3
+10	1691455	D1 (600), D2 (1200), D5 (1200), W6 (1200)	P1, P3
+15	1771053	D1 (800), D2 (1200), D5 (1200), W6 (1200)	P1, P2, P3
+20	1850660	D1 (1000), D2 (1200), D5 (1200), W6 (1200)	P1, P2, P3
+25	1930228	D1 (1200), D2 (1200), D5 (1200), W6 (1200)	P1, P2, P3
+30	2010062	D1 (1200), D2 (1200), D5 (1200), W6 (1200)	P1, P2, P3
+35	2090428	D1 (1200), D2 (1200), D5 (1200), W6 (1200), W7 (600)	P1, P2, P3
+40	2170873	D1 (1200), D2 (1200), D5 (1200), W6 (1200), W7 (800)	P1, P2, P3