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Analisis Perencanaan Produksi di PT. Bakrie Sumatera Plantations, Tbk.-Bunut Rubber Factory

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1.

JANUARI 2016

Input:

MIN DA1 + DA2 + DB3 + DB4 SUBJECT TO

X1 + 0.05X1 + DB3 – DA3 = 339803 9680X1 + DB4 - DA4 = 3289293040 4X1 + DB1 - DA1 = 2401200 2X1 + DB2 - DA2 = 900000 END

Output:

LP OPTIMUM FOUND AT STEP 1 OBJECTIVE FUNCTION VALUE

1) 0.0000000E+00

VARIABLE VALUE REDUCED COST DA1 0.000000 1.000000 DA2 0.000000 1.000000 DB3 0.000000 1.000000 DB4 0.000000 1.000000 X1 339803.000000 0.000000 DA3 16990.152344 0.000000 DA4 0.000000 0.000000 DB1 1041988.000000 0.000000 DB2 220394.000000 0.000000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 0.000000 3) 0.000000 0.000000 4) 0.000000 0.000000 5) 0.000000 0.000000 NO. ITERATIONS= 1

RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENT RANGES

VARIABLE CURRENT ALLOWABLE ALLOWABLE COEF INCREASE DECREASE DA1 1.000000 INFINITY 1.000000 DA2 1.000000 INFINITY 1.000000 DB3 1.000000 INFINITY 1.000000 DB4 1.000000 INFINITY 1.000000 X1 0.000000 9680.000000 0.000000 DA3 0.000000 9219.047852 0.000000 DA4 0.000000 INFINITY 0.000000 DB1 0.000000 0.000000 1.000000 DB2 0.000000 0.000000 1.000000 RIGHTHAND SIDE RANGES

ROW CURRENT ALLOWABLE ALLOWABLE RHS INCREASE DECREASE 2 339803.000000 16990.152344 INFINITY 3**************** **************** 156633024.000000 4 2401200.000000 INFINITY 1041988.000000

(3)

2.

FEBRUARI 2016

Input:

MIN DA1 + DA2 + DB3 + DB4 SUBJECT TO

X1 + 0.05X1 + DB3 – DA3 = 372795 9680X1 + DB4 - DA4 = 3608655600 4X1 + DB1 - DA1 = 2235600 2X1 + DB2 - DA2 = 900000 END

Output:

LP OPTIMUM FOUND AT STEP 0 OBJECTIVE FUNCTION VALUE 1) 0.0000000E+00

VARIABLE VALUE REDUCED COST DA1 0.000000 1.000000 DA2 0.000000 1.000000 DB3 0.000000 1.000000 DB4 0.000000 1.000000 X1 372795.000000 0.000000 DA3 18639.751953 0.000000 DA4 0.000000 0.000000 DB1 744420.000000 0.000000 DB2 154410.000000 0.000000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 0.000000 3) 0.000000 0.000000 4) 0.000000 0.000000 5) 0.000000 0.000000 NO. ITERATIONS= 0

RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENT RANGES

VARIABLE CURRENT ALLOWABLE ALLOWABLE COEF INCREASE DECREASE DA1 1.000000 INFINITY 1.000000 DA2 1.000000 INFINITY 1.000000 DB3 1.000000 INFINITY 1.000000 DB4 1.000000 INFINITY 1.000000 X1 0.000000 9680.000000 0.000000 DA3 0.000000 9219.047852 0.000000 DA4 0.000000 INFINITY 0.000000 DB1 0.000000 0.000000 1.000000 DB2 0.000000 0.000000 1.000000 RIGHTHAND SIDE RANGES

ROW CURRENT ALLOWABLE ALLOWABLE RHS INCREASE DECREASE 2 372795.000000 18639.751953 INFINITY 3**************** 747344384.000000 171840768.000000 4 2235600.000000 INFINITY 744420.000000

(4)

3.

MARET 2016

Input:

MIN DA1 + DA2 + DB3 + DB4 SUBJECT TO

X1 + 0.05X1 + DB3 – DA3 = 413946 9680X1 + DB4 - DA4 = 4006997280 4X1 + DB1 - DA1 = 2484000 2X1 + DB2 - DA2 = 900000 END

Output:

LP OPTIMUM FOUND AT STEP 0 OBJECTIVE FUNCTION VALUE 1) 0.0000000E+00

VARIABLE VALUE REDUCED COST DA1 0.000000 1.000000 DA2 0.000000 1.000000 DB3 0.000000 1.000000 DB4 0.000000 1.000000 X1 413946.000000 0.000000 DA3 20697.296875 0.000000 DA4 0.000000 0.000000 DB1 828216.000000 0.000000 DB2 72108.007812 0.000000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 0.000000 3) 0.000000 0.000000 4) 0.000000 0.000000 5) 0.000000 0.000000 NO. ITERATIONS= 0

RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENT RANGES

VARIABLE CURRENT ALLOWABLE ALLOWABLE COEF INCREASE DECREASE DA1 1.000000 INFINITY 1.000000 DA2 1.000000 INFINITY 1.000000 DB3 1.000000 INFINITY 1.000000 DB4 1.000000 INFINITY 1.000000 X1 0.000000 9680.000000 0.000000 DA3 0.000000 9219.047852 0.000000 DA4 0.000000 INFINITY 0.000000 DB1 0.000000 0.000000 1.000000 DB2 0.000000 0.000000 1.000000 RIGHTHAND SIDE RANGES

ROW CURRENT ALLOWABLE ALLOWABLE RHS INCREASE DECREASE 2 413946.000000 20697.296875 INFINITY 3**************** 349002752.000000 190809360.000000 4 2484000.000000 INFINITY 828216.000000

(5)

4.

APRIL 2016

Input:

MIN DA1 + DA2 + DB3 + DB4 SUBJECT TO

X1 + 0.05X1 + DB3 – DA3 = 380955 9680X1 + DB4 - DA4 = 3687644400 4X1 + DB1 - DA1 = 2401200 2X1 + DB2 - DA2 = 900000 END

Output:

LP OPTIMUM FOUND AT STEP 0 OBJECTIVE FUNCTION VALUE 1) 0.0000000E+00

VARIABLE VALUE REDUCED COST DA1 0.000000 1.000000 DA2 0.000000 1.000000 DB3 0.000000 1.000000 DB4 0.000000 1.000000 X1 380955.000000 0.000000 DA3 19047.751953 0.000000 DA4 0.000000 0.000000 DB1 877380.000000 0.000000 DB2 138090.000000 0.000000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 0.000000 3) 0.000000 0.000000 4) 0.000000 0.000000 5) 0.000000 0.000000 NO. ITERATIONS= 0

RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENT RANGES

VARIABLE CURRENT ALLOWABLE ALLOWABLE COEF INCREASE DECREASE DA1 1.000000 INFINITY 1.000000 DA2 1.000000 INFINITY 1.000000 DB3 1.000000 INFINITY 1.000000 DB4 1.000000 INFINITY 1.000000 X1 0.000000 9680.000000 0.000000 DA3 0.000000 9219.047852 0.000000 DA4 0.000000 INFINITY 0.000000 DB1 0.000000 0.000000 1.000000 DB2 0.000000 0.000000 1.000000 RIGHTHAND SIDE RANGES

ROW CURRENT ALLOWABLE ALLOWABLE RHS INCREASE DECREASE 2 380955.000000 19047.751953 INFINITY 3**************** 668355584.000000 175602128.000000 4 2401200.000000 INFINITY 877380.000000

(6)

5.

MEI 2016

Input:

MIN DA1 + DA2 + DB3 + DB4 SUBJECT TO

X1 + 0.05X1 + DB3 – DA3 = 339803 9680X1 + DB4 - DA4 = 3289293040 4X1 + DB1 - DA1 = 2318400 2X1 + DB2 - DA2 = 900000 END

Output:

LP OPTIMUM FOUND AT STEP 0 OBJECTIVE FUNCTION VALUE 1) 0.0000000E+00

VARIABLE VALUE REDUCED COST DA1 0.000000 1.000000 DA2 0.000000 1.000000 DB3 0.000000 1.000000 DB4 0.000000 1.000000 X1 339803.000000 0.000000 DA3 16990.152344 0.000000 DA4 0.000000 0.000000 DB1 959188.000000 0.000000 DB2 220394.000000 0.000000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 0.000000 3) 0.000000 0.000000 4) 0.000000 0.000000 5) 0.000000 0.000000 NO. ITERATIONS= 0

RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENT RANGES

VARIABLE CURRENT ALLOWABLE ALLOWABLE COEF INCREASE DECREASE DA1 1.000000 INFINITY 1.000000 DA2 1.000000 INFINITY 1.000000 DB3 1.000000 INFINITY 1.000000 DB4 1.000000 INFINITY 1.000000 X1 0.000000 9680.000000 0.000000 DA3 0.000000 9219.047852 0.000000 DA4 0.000000 INFINITY 0.000000 DB1 0.000000 0.000000 1.000000 DB2 0.000000 0.000000 1.000000 RIGHTHAND SIDE RANGES

ROW CURRENT ALLOWABLE ALLOWABLE RHS INCREASE DECREASE 2 339803.000000 16990.152344 INFINITY 3**************** **************** 156633024.000000 4 2318400.000000 INFINITY 959188.000000

(7)

6.

Juni 2016

Input:

MIN DA1 + DA2 + DB3 + DB4 SUBJECT TO

X1 + 0.05X1 + DB3 – DA3 = 372795 9680X1 + DB4 - DA4 = 3608655600 4X1 + DB1 - DA1 = 2401200 2X1 + DB2 - DA2 = 900000 END

Output:

LP OPTIMUM FOUND AT STEP 0 OBJECTIVE FUNCTION VALUE 1) 0.0000000E+00

VARIABLE VALUE REDUCED COST DA1 0.000000 1.000000 DA2 0.000000 1.000000 DB3 0.000000 1.000000 DB4 0.000000 1.000000 X1 372795.000000 0.000000 DA3 18639.751953 0.000000 DA4 0.000000 0.000000 DB1 910020.000000 0.000000 DB2 154410.000000 0.000000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 0.000000 3) 0.000000 0.000000 4) 0.000000 0.000000 5) 0.000000 0.000000 NO. ITERATIONS= 0

RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENT RANGES

VARIABLE CURRENT ALLOWABLE ALLOWABLE COEF INCREASE DECREASE DA1 1.000000 INFINITY 1.000000 DA2 1.000000 INFINITY 1.000000 DB3 1.000000 INFINITY 1.000000 DB4 1.000000 INFINITY 1.000000 X1 0.000000 9680.000000 0.000000 DA3 0.000000 9219.047852 0.000000 DA4 0.000000 INFINITY 0.000000 DB1 0.000000 0.000000 1.000000 DB2 0.000000 0.000000 1.000000 RIGHTHAND SIDE RANGES

ROW CURRENT ALLOWABLE ALLOWABLE

RHS INCREASE DECREASE

2 372795.000000 18639.751953 INFINITY 3**************** 747344384.000000 171840768.000000 4 2401200.000000 INFINITY 910020.000000

(8)

7.

JULI 2016

Input:

MIN DA1 + DA2 + DB3 + DB4 SUBJECT TO

X1 + 0.05X1 + DB3 – DA3 = 413946 9680X1 + DB4 - DA4 = 4006997280 4X1 + DB1 - DA1 = 2235600 2X1 + DB2 - DA2 = 900000 END

Output:

LP OPTIMUM FOUND AT STEP 0 OBJECTIVE FUNCTION VALUE 1) 0.0000000E+00

VARIABLE VALUE REDUCED COST DA1 0.000000 1.000000 DA2 0.000000 1.000000 DB3 0.000000 1.000000 DB4 0.000000 1.000000 X1 413946.000000 0.000000 DA3 20697.296875 0.000000 DA4 0.000000 0.000000 DB1 579816.000000 0.000000 DB2 72108.007812 0.000000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 0.000000 3) 0.000000 0.000000 4) 0.000000 0.000000 5) 0.000000 0.000000 NO. ITERATIONS= 0

RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENT RANGES

VARIABLE CURRENT ALLOWABLE ALLOWABLE COEF INCREASE DECREASE DA1 1.000000 INFINITY 1.000000 DA2 1.000000 INFINITY 1.000000 DB3 1.000000 INFINITY 1.000000 DB4 1.000000 INFINITY 1.000000 X1 0.000000 9680.000000 0.000000 DA3 0.000000 9219.047852 0.000000 DA4 0.000000 INFINITY 0.000000 DB1 0.000000 0.000000 1.000000 DB2 0.000000 0.000000 1.000000 RIGHTHAND SIDE RANGES

ROW CURRENT ALLOWABLE ALLOWABLE RHS INCREASE DECREASE 2 413946.000000 20697.296875 INFINITY 3**************** 349002752.000000 190809360.000000 4 2235600.000000 INFINITY 579816.000000

(9)

8.

AGUSTUS 2016

Input:

MIN DA1 + DA2 + DB3 + DB4 SUBJECT TO

X1 + 0.05X1 + DB3 – DA3 = 380955 9680X1 + DB4 - DA4 = 3687644400 4X1 + DB1 - DA1 = 2484000 2X1 + DB2 - DA2 = 900000 END

Output:

LP OPTIMUM FOUND AT STEP 0 OBJECTIVE FUNCTION VALUE 1) 0.0000000E+00

VARIABLE VALUE REDUCED COST DA1 0.000000 1.000000 DA2 0.000000 1.000000 DB3 0.000000 1.000000 DB4 0.000000 1.000000 X1 380955.000000 0.000000 DA3 19047.751953 0.000000 DA4 0.000000 0.000000 DB1 960180.000000 0.000000 DB2 138090.000000 0.000000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 0.000000 3) 0.000000 0.000000 4) 0.000000 0.000000 5) 0.000000 0.000000 NO. ITERATIONS= 0

RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENT RANGES

VARIABLE CURRENT ALLOWABLE ALLOWABLE COEF INCREASE DECREASE DA1 1.000000 INFINITY 1.000000 DA2 1.000000 INFINITY 1.000000 DB3 1.000000 INFINITY 1.000000 DB4 1.000000 INFINITY 1.000000 X1 0.000000 9680.000000 0.000000 DA3 0.000000 9219.047852 0.000000 DA4 0.000000 INFINITY 0.000000 DB1 0.000000 0.000000 1.000000 DB2 0.000000 0.000000 1.000000 RIGHTHAND SIDE RANGES

ROW CURRENT ALLOWABLE ALLOWABLE RHS INCREASE DECREASE 2 380955.000000 19047.751953 INFINITY 3**************** 668355584.000000 175602128.000000 4 2484000.000000 INFINITY 960180.000000

(10)

9.

SEPTEMBER 2016

Input:

MIN DA1 + DA2 + DB3 + DB4 SUBJECT TO

X1 + 0.05X1 + DB3 – DA3 = 339803 9680X1 + DB4 - DA4 = 3289293040 4X1 + DB1 - DA1 = 2401200 2X1 + DB2 - DA2 = 900000 END

Output:

LP OPTIMUM FOUND AT STEP 0 OBJECTIVE FUNCTION VALUE 1) 0.0000000E+00

VARIABLE VALUE REDUCED COST DA1 0.000000 1.000000 DA2 0.000000 1.000000 DB3 0.000000 1.000000 DB4 0.000000 1.000000 X1 339803.000000 0.000000 DA3 16990.152344 0.000000 DA4 0.000000 0.000000 DB1 1041988.000000 0.000000 DB2 220394.000000 0.000000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 0.000000 3) 0.000000 0.000000 4) 0.000000 0.000000 5) 0.000000 0.000000 NO. ITERATIONS= 0

RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENT RANGES

VARIABLE CURRENT ALLOWABLE ALLOWABLE COEF INCREASE DECREASE DA1 1.000000 INFINITY 1.000000 DA2 1.000000 INFINITY 1.000000 DB3 1.000000 INFINITY 1.000000 DB4 1.000000 INFINITY 1.000000 X1 0.000000 9680.000000 0.000000 DA3 0.000000 9219.047852 0.000000 DA4 0.000000 INFINITY 0.000000 DB1 0.000000 0.000000 1.000000 DB2 0.000000 0.000000 1.000000 RIGHTHAND SIDE RANGES

ROW CURRENT ALLOWABLE ALLOWABLE RHS INCREASE DECREASE 2 339803.000000 16990.152344 INFINITY 3**************** **************** 156633024.000000 4 2401200.000000 INFINITY 1041988.000000

(11)

10.

OKTOBER 2016

Input:

MIN DA1 + DA2 + DB3 + DB4 SUBJECT TO

X1 + 0.05X1 + DB3 – DA3 = 372795 9680X1 + DB4 - DA4 = 3608655600 4X1 + DB1 - DA1 = 2484000 2X1 + DB2 - DA2 = 900000 END

Output:

LP OPTIMUM FOUND AT STEP 0 OBJECTIVE FUNCTION VALUE 1) 0.0000000E+00

VARIABLE VALUE REDUCED COST DA1 0.000000 1.000000 DA2 0.000000 1.000000 DB3 0.000000 1.000000 DB4 0.000000 1.000000 X1 372795.000000 0.000000 DA3 18639.751953 0.000000 DA4 0.000000 0.000000 DB1 992820.000000 0.000000 DB2 154410.000000 0.000000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 0.000000 3) 0.000000 0.000000 4) 0.000000 0.000000 5) 0.000000 0.000000 NO. ITERATIONS= 0

RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENT RANGES

VARIABLE CURRENT ALLOWABLE ALLOWABLE COEF INCREASE DECREASE DA1 1.000000 INFINITY 1.000000 DA2 1.000000 INFINITY 1.000000 DB3 1.000000 INFINITY 1.000000 DB4 1.000000 INFINITY 1.000000 X1 0.000000 9680.000000 0.000000 DA3 0.000000 9219.047852 0.000000 DA4 0.000000 INFINITY 0.000000 DB1 0.000000 0.000000 1.000000 DB2 0.000000 0.000000 1.000000 RIGHTHAND SIDE RANGES

ROW CURRENT ALLOWABLE ALLOWABLE RHS INCREASE DECREASE 2 372795.000000 18639.751953 INFINITY 3**************** 747344384.000000 171840768.000000 4 2484000.000000 INFINITY 992820.000000

(12)

11.

NOVEMBER 2016

Input:

MIN DA1 + DA2 + DB3 + DB4 SUBJECT TO

X1 + 0.05X1 + DB3 – DA3 = 413946 9680X1 + DB4 - DA4 = 4006997280 4X1 + DB1 - DA1 = 2484000 2X1 + DB2 - DA2 = 900000 END

Output:

LP OPTIMUM FOUND AT STEP 0 OBJECTIVE FUNCTION VALUE 1) 0.0000000E+00

VARIABLE VALUE REDUCED COST DA1 0.000000 1.000000 DA2 0.000000 1.000000 DB3 0.000000 1.000000 DB4 0.000000 1.000000 X1 413946.000000 0.000000 DA3 20697.296875 0.000000 DA4 0.000000 0.000000 DB1 828216.000000 0.000000 DB2 72108.007812 0.000000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 0.000000 3) 0.000000 0.000000 4) 0.000000 0.000000 5) 0.000000 0.000000 NO. ITERATIONS= 0

RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENT RANGES

VARIABLE CURRENT ALLOWABLE ALLOWABLE COEF INCREASE DECREASE DA1 1.000000 INFINITY 1.000000 DA2 1.000000 INFINITY 1.000000 DB3 1.000000 INFINITY 1.000000 DB4 1.000000 INFINITY 1.000000 X1 0.000000 9680.000000 0.000000 DA3 0.000000 9219.047852 0.000000 DA4 0.000000 INFINITY 0.000000 DB1 0.000000 0.000000 1.000000 DB2 0.000000 0.000000 1.000000 RIGHTHAND SIDE RANGES

ROW CURRENT ALLOWABLE ALLOWABLE RHS INCREASE DECREASE 2 413946.000000 20697.296875 INFINITY 3**************** 349002752.000000 190809360.000000 4 2484000.000000 INFINITY 828216.000000

(13)

12.

DESEMBER 2016

Input:

MIN DA1 + DA2 + DB3 + DB4 SUBJECT TO

X1 + 0.05X1 + DB3 – DA3 = 380955 9680X1 + DB4 - DA4 = 3687644400 4X1 + DB1 - DA1 = 2235600 2X1 + DB2 - DA2 = 900000 END

Output:

LP OPTIMUM FOUND AT STEP 0 OBJECTIVE FUNCTION VALUE 1) 0.0000000E+00

VARIABLE VALUE REDUCED COST DA1 0.000000 1.000000 DA2 0.000000 1.000000 DB3 0.000000 1.000000 DB4 0.000000 1.000000 X1 380955.000000 0.000000 DA3 19047.751953 0.000000 DA4 0.000000 0.000000 DB1 711780.000000 0.000000 DB2 138090.000000 0.000000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 0.000000 3) 0.000000 0.000000 4) 0.000000 0.000000 5) 0.000000 0.000000 NO. ITERATIONS= 0

RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENT RANGES

VARIABLE CURRENT ALLOWABLE ALLOWABLE COEF INCREASE DECREASE DA1 1.000000 INFINITY 1.000000 DA2 1.000000 INFINITY 1.000000 DB3 1.000000 INFINITY 1.000000 DB4 1.000000 INFINITY 1.000000 X1 0.000000 9680.000000 0.000000 DA3 0.000000 9219.047852 0.000000 DA4 0.000000 INFINITY 0.000000 DB1 0.000000 0.000000 1.000000 DB2 0.000000 0.000000 1.000000 RIGHTHAND SIDE RANGES

ROW CURRENT ALLOWABLE ALLOWABLE RHS INCREASE DECREASE 2 380955.000000 19047.751953 INFINITY 3**************** 668355584.000000 175602128.000000 4 2235600.000000 INFINITY 711780.000000

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