EXHIBIT 12.01 PORTOLA PACKAGING, INC COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (IN THOUSANDS) YEAR ENDED AUGUST 31, ----------------------------------------------- 1992 1993 1994 1995 1996 ---- ---- ---- ---- ---- Fixed Charges: Interest expense $3,200 $3,128 $3,996 $8,658 $13,084 Debt financing costs 969 479 1,058 447 492 Rent expense 284 295 465 499 635 ------- ------- ------- ------- -------- Total interest 4,453 3,902 5,519 9,604 14,211 Total fixed charges 4,453 3,902 5,519 9,604 14,211 Less: Capitalized interest -- -- -- -- -- ------- ------- ------- ------- -------- Total fixed charges $4,453 $3,902 $5,519 $9,604 $14,211 ======= ======= ======= ======= ======== Earnings: Net income (loss) $663 $309 $225 $140 ($9,442) Income tax benefit from extraordinary item -- (592) (539) -- (845) Cumulative effect of adopting SFAS No. 109 -- -- 85 -- -- Provision for income taxes 1,287 1,521 1,095 1,294 865 Net fixed charges 4,453 3,902 5,519 9,604 14,211 ------- ------- ------- ------- -------- Total earnings $6,403 $5,140 $6,385 $11,038 $4,789 ======= ======= ======= ======= ======== Calculation of ratio of earnings to fixed charges: Total earnings $6,403 $5,140 $6,385 $11,038 $4,789 Total fixed charges $4,453 $3,902 $5,519 $9,604 $14,211 Ratio of earnings to fixed charges 1.44 1.32 1.16 1.15 -- Deficiency of earnings to fixed charges $(9,422)