Transurban Group (TCL) — Defensive Interval Ratio

Latest as of December 2025: 241 days

Transurban Group (TCL) has a Defensive Interval Ratio of 241 days as of December 2025. Defensive assets of AU$1.83 Billion (cash AU$1.23 Billion, short-term investments AU$-, receivables AU$598.00 Million) cover 241 days of daily cash needs of AU$7.58 Million/day. Check tangible equity quality of Transurban Group to evaluate the tangible quality of the company's equity base.

Defensive Interval Ratio

241 days

Days of operational coverage

Defensive Assets

AU$1.83 Billion

Cash + ST Investments + Receivables

Daily Cash Need

AU$7.58 Million

Current Liabilities ÷ 365

Current Liabilities

AU$2.77 Billion

AUD

Transurban Group Defensive Interval Ratio (1997–2025)

This chart shows how Transurban Group's Defensive Interval Ratio has evolved across 29 annual periods from 1997 to 2025. As of December 2025, the ratio stands at 241 days, meaning defensive assets of AU$1.83 Billion can fund 241 days of operations without new revenue. Also explore Transurban Group (TCL) equity growth momentum to track the company's year-over-year net asset growth rate.

Annual Defensive Interval Ratio for Transurban Group (1997–2025)

The table below presents the year-by-year Defensive Interval Ratio for Transurban Group from 1997 to 2025, covering 29 annual filings. Each row shows defensive assets, daily cash need, the DIR in days, and the change in days compared to the prior year. For live market cap and the full company financial profile, see how much is Transurban Group worth.

Year	DIR (days)	Defensive Assets (AUD)	Daily Cash Need	Cash	ST Investments	Change (days)
2025	198 days	AU$2.15 Billion	AU$10.87 Million/day	AU$1.73 Billion	AU$50.00 Million	▼ -64 days
2024	261 days	AU$2.65 Billion	AU$10.14 Million/day	AU$2.04 Billion	AU$18.00 Million	▼ -20 days
2023	281 days	AU$2.50 Billion	AU$8.90 Million/day	AU$2.08 Billion	AU$44.00 Million	▲ +34 days
2022	247 days	AU$2.37 Billion	AU$9.57 Million/day	AU$2.02 Billion	AU$25.00 Million	▼ -301 days
2021	548 days	AU$4.60 Billion	AU$8.39 Million/day	AU$4.29 Billion	AU$28.00 Million	▲ +300 days
2020	248 days	AU$2.62 Billion	AU$10.57 Million/day	AU$2.35 Billion	AU$71.00 Million	▲ +79 days
2019	170 days	AU$1.76 Billion	AU$10.39 Million/day	AU$1.63 Billion	AU$9.00 Million	▼ -67 days
2018	236 days	AU$1.45 Billion	AU$6.12 Million/day	AU$1.13 Billion	AU$226.00 Million	▲ +19 days
2017	218 days	AU$1.27 Billion	AU$5.86 Million/day	AU$988.00 Million	AU$157.00 Million	▲ +192 days
2016	25 days	AU$111.00 Million	AU$4.40 Million/day	AU$-	AU$0.00	▲ +11 days
2015	15 days	AU$65.00 Million	AU$4.48 Million/day	AU$-	AU$4.00 Million	▼ -4 days
2014	18 days	AU$75.00 Million	AU$4.09 Million/day	AU$-	AU$-	▼ -13 days
2013	31 days	AU$82.57 Million	AU$2.62 Million/day	AU$-	AU$963.00K	▼ -23 days
2012	54 days	AU$72.57 Million	AU$1.33 Million/day	AU$-	AU$-	▼ -27 days
2011	81 days	AU$213.27 Million	AU$2.63 Million/day	AU$-	AU$1.06 Million	▼ -35 days
2010	116 days	AU$199.64 Million	AU$1.73 Million/day	AU$-	AU$271.00K	▲ +63 days
2009	53 days	AU$203.02 Million	AU$3.86 Million/day	AU$-	AU$-	▼ -4 days
2008	56 days	AU$208.62 Million	AU$3.70 Million/day	AU$-	AU$-	▲ +25 days
2007	32 days	AU$159.17 Million	AU$5.03 Million/day	AU$-	AU$-	▲ +6 days
2006	26 days	AU$44.18 Million	AU$1.71 Million/day	AU$-	AU$1.71 Million	▼ 0 days
2005	26 days	AU$28.88 Million	AU$1.11 Million/day	AU$-	AU$-	▼ -63 days
2004	89 days	AU$29.04 Million	AU$324.87K/day	AU$-	AU$-	▼ -6 days
2003	95 days	AU$24.93 Million	AU$261.90K/day	AU$-	AU$-	▲ +40 days
2002	55 days	AU$29.42 Million	AU$532.24K/day	AU$-	AU$-	▲ +19 days
2001	36 days	AU$20.97 Million	AU$583.98K/day	AU$-	AU$-	▲ +3 days
2000	33 days	AU$13.17 Million	AU$400.27K/day	AU$-	AU$-	▼ -3 days
1999	36 days	AU$5.23 Million	AU$146.31K/day	AU$-	AU$-	▲ +14 days
1998	22 days	AU$3.70 Million	AU$171.27K/day	AU$-	AU$-	▼ -61 days
1997	82 days	AU$6.37 Million	AU$77.40K/day	AU$-	AU$-	—

DIR = (Cash + Short-term Investments + Net Receivables) / (Daily Cash Expenses)