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IAF.AX vs. VEFI.AX
Performance
Return for Risk
Drawdowns
Volatility
Dividends

IAF.AX vs. VEFI.AX

Last updated Jul 16, 2026
Documentation

IAF.AX (iShares Core Composite Bond ETF) and VEFI.AX (Vanguard Ethically Conscious Global Aggregate Bond Index (Hedged) ETF) are both Total Bond Market funds - IAF.AX tracks the iShares Core Composite Bond Index while VEFI.AX tracks the Vanguard Ethically Conscious Global Aggregate Bond Index (Hedged) Index. Both are passively managed. Over the past 5 years, IAF.AX returned -0.06%/yr vs -1.57%/yr for VEFI.AX. A 0.61 correlation means they provide meaningful diversification when combined.

Performance

IAF.AX vs. VEFI.AX - Performance Comparison

The chart below illustrates the hypothetical performance of a A$10,000 investment in iShares Core Composite Bond ETF (IAF.AX) and Vanguard Ethically Conscious Global Aggregate Bond Index (Hedged) ETF (VEFI.AX). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, IAF.AX achieves a 2.02% return, which is significantly higher than VEFI.AX's -0.66% return.

IAF.AX

1D
0.16%
1M
0.16%
6M
1.37%
YTD
2.02%
1Y
1.75%
3Y*
3.60%
5Y*
-0.06%
10Y*
1.53%

VEFI.AX

1D
0.26%
1M
-0.30%
6M
0.08%
YTD
-0.66%
1Y
2.09%
3Y*
2.38%
5Y*
-1.57%
10Y*
—
*Multi-year figures are annualized to reflect compound growth (CAGR)

IAF.AX vs. VEFI.AX - Yearly Performance Comparison

2026 (YTD)20252024202320222021202020192018
IAF.AX
iShares Core Composite Bond ETF		2.02%2.97%2.70%4.96%-9.82%-3.09%3.92%7.29%1.71%
VEFI.AX
Vanguard Ethically Conscious Global Aggregate Bond Index (Hedged) ETF		-0.66%4.62%0.11%3.80%-13.58%-2.40%5.31%7.21%1.60%

Correlation

The correlation between IAF.AX and VEFI.AX is 0.58, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.58

Correlation (3Y)
Calculated over the trailing 3-year period

0.70

Correlation (5Y)
Calculated over the trailing 5-year period

0.69

Correlation (All Time)
Calculated using the full available price history since Sep 11, 2018

0.61

The correlation between IAF.AX and VEFI.AX shifts across timeframes, from 0.58 (1 year) to 0.70 (3 years), reflecting how their relationship changes across market environments.

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iShares Core Composite Bond ETF

Vanguard Ethically Conscious Global Aggregate Bond Index (Hedged) ETF

Return for Risk

IAF.AX vs. VEFI.AX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
IAF.AX
IAF.AX Risk / Return Rank: 1717
Overall Rank
IAF.AX Sharpe Ratio Rank: 1818
Sharpe Ratio Rank
IAF.AX Sortino Ratio Rank: 1717
Sortino Ratio Rank
IAF.AX Omega Ratio Rank: 1616
Omega Ratio Rank
IAF.AX Calmar Ratio Rank: 1717
Calmar Ratio Rank
IAF.AX Martin Ratio Rank: 1515
Martin Ratio Rank
VEFI.AX
VEFI.AX Risk / Return Rank: 1919
Overall Rank
VEFI.AX Sharpe Ratio Rank: 2020
Sharpe Ratio Rank
VEFI.AX Sortino Ratio Rank: 1717
Sortino Ratio Rank
VEFI.AX Omega Ratio Rank: 1717
Omega Ratio Rank
VEFI.AX Calmar Ratio Rank: 2121
Calmar Ratio Rank
VEFI.AX Martin Ratio Rank: 2121
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

IAF.AX vs. VEFI.AX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Core Composite Bond ETF (IAF.AX) and Vanguard Ethically Conscious Global Aggregate Bond Index (Hedged) ETF (VEFI.AX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

IAF.AXVEFI.AXDifference
Sharpe ratioReturn per unit of total volatility
0.50
0.55

-0.05

Sortino ratioReturn per unit of downside risk
0.75
0.78

-0.03

Omega ratioGain probability vs. loss probability

1.09

1.10

-0.01

Calmar ratioReturn relative to maximum drawdown

0.51

0.78

-0.26

Martin ratioReturn relative to average drawdown

1.09

1.91

-0.82

IAF.AX vs. VEFI.AX - Sharpe Ratio Comparison

The current IAF.AX Sharpe Ratio is 0.50, which is comparable to the VEFI.AX Sharpe Ratio of 0.55. The chart below compares the historical Sharpe Ratios of IAF.AX and VEFI.AX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Drawdowns

IAF.AX vs. VEFI.AX - Drawdown Comparison

The maximum IAF.AX drawdown since its inception was -15.62%, smaller than the maximum VEFI.AX drawdown of -18.73%. Use the drawdown chart below to compare losses from any high point for IAF.AX and VEFI.AX.

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Drawdown Indicators

IAF.AXVEFI.AXDifference

Max Drawdown

Largest peak-to-trough decline

-15.62%

-18.73%

+3.11%

Max Drawdown (1Y)

Largest decline over 1 year

-3.57%

-2.69%

-0.88%

Max Drawdown (3Y)

Largest decline over 3 years

-3.65%

-4.78%

+1.13%

Max Drawdown (5Y)

Largest decline over 5 years

-15.10%

-18.17%

+3.07%

Max Drawdown (10Y)

Largest decline over 10 years

-15.62%

—

—

Current Drawdown

Current decline from peak

-1.92%

-8.99%

+7.07%

Average Drawdown

Average peak-to-trough decline

-3.25%

-7.54%

+4.29%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.72%

1.12%

+0.60%

Volatility

IAF.AX vs. VEFI.AX - Volatility Comparison

The current volatility for iShares Core Composite Bond ETF (IAF.AX) is 0.68%, while Vanguard Ethically Conscious Global Aggregate Bond Index (Hedged) ETF (VEFI.AX) has a volatility of 0.97%. This indicates that IAF.AX experiences smaller price fluctuations and is considered to be less risky than VEFI.AX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

IAF.AXVEFI.AXDifference

Volatility (1M)

Calculated over the trailing 1-month period

0.68%

0.97%

-0.29%

Volatility (6M)

Calculated over the trailing 6-month period

2.70%

2.97%

-0.27%

Volatility (1Y)

Calculated over the trailing 1-year period

3.65%

3.78%

-0.13%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

5.00%

5.43%

-0.43%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

4.33%

5.64%

-1.31%

Dividends

IAF.AX vs. VEFI.AX - Dividend Comparison

IAF.AX's dividend yield for the trailing twelve months is around 3.15%, more than VEFI.AX's 1.68% yield.

PositionTTM20252024202320222021202020192018201720162015
IAF.AX
iShares Core Composite Bond ETF		3.15%2.99%2.78%1.51%1.57%1.63%1.59%2.21%2.28%2.30%2.47%3.62%
VEFI.AX
Vanguard Ethically Conscious Global Aggregate Bond Index (Hedged) ETF		1.68%2.89%0.97%1.47%0.89%7.18%4.56%1.74%0.00%0.00%0.00%0.00%

Frequently Asked Questions

IAF.AX and VEFI.AX have a correlation of 0.58, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

IAF.AX tracks iShares Core Composite Bond Index, while VEFI.AX tracks Vanguard Ethically Conscious Global Aggregate Bond Index (Hedged) Index. They also come from different issuers: iShares and Vanguard.

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