DGSFX vs. TNBMX

Last updated Jun 4, 2026

DGSFX (DFA Global Sustainability Fixed Income Portfolio) and TNBMX (T. Rowe Price International Bond Fund (USD Hedged)) are both Global Bonds funds. Over the past 5 years, DGSFX returned -0.01%/yr vs 1.52%/yr for TNBMX. A 0.74 correlation means they provide meaningful diversification when combined. DGSFX charges 0.26%/yr vs 0.53%/yr for TNBMX.

Performance

DGSFX vs. TNBMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in DFA Global Sustainability Fixed Income Portfolio (DGSFX) and T. Rowe Price International Bond Fund (USD Hedged) (TNBMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DGSFX achieves a 1.19% return, which is significantly higher than TNBMX's 0.97% return.

DGSFX

• 1D: 0.21%
• 1M: 1.06%
• YTD: 1.19%
• 6M: 0.92%
• 1Y: 3.38%
• 3Y*: 4.55%
• 5Y*: -0.01%
• 10Y*: —

TNBMX

• 1D: 0.12%
• 1M: 0.70%
• YTD: 0.97%
• 6M: 1.40%
• 1Y: 4.39%
• 3Y*: 5.75%
• 5Y*: 1.52%
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

DGSFX vs. TNBMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
DGSFX DFA Global Sustainability Fixed Income Portfolio	1.19%	3.80%	2.60%	9.67%	-15.61%	-2.95%	7.99%	9.85%	1.15%
TNBMX T. Rowe Price International Bond Fund (USD Hedged)	0.97%	5.25%	5.00%	10.32%	-12.30%	-1.63%	5.73%	10.77%	1.94%

Correlation

The correlation between DGSFX and TNBMX is 0.56, 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	0.56
Correlation (3Y) Calculated over the trailing 3-year period	0.73
Correlation (5Y) Calculated over the trailing 5-year period	0.77
Correlation (All Time) Calculated using the full available price history since Nov 7, 2018	0.74

The correlation between DGSFX and TNBMX shifts across timeframes, from 0.56 (1 year) to 0.77 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

DGSFX vs. TNBMX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

DGSFX

DGSFX Risk / Return Rank: 12
DGSFX Sharpe Ratio Rank: 13
DGSFX Sortino Ratio Rank: 12
DGSFX Omega Ratio Rank: 13
DGSFX Calmar Ratio Rank: 13
DGSFX Martin Ratio Rank: 11

TNBMX

TNBMX Risk / Return Rank: 39
TNBMX Sharpe Ratio Rank: 38
TNBMX Sortino Ratio Rank: 46
TNBMX Omega Ratio Rank: 54
TNBMX Calmar Ratio Rank: 27
TNBMX Martin Ratio Rank: 28

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.

DGSFX vs. TNBMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for DFA Global Sustainability Fixed Income Portfolio (DGSFX) and T. Rowe Price International Bond Fund (USD Hedged) (TNBMX). 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.

	DGSFX	TNBMX	Difference
Sharpe ratio: Return per unit of total volatility	0.98	1.79	-0.81
Sortino ratio: Return per unit of downside risk	1.41	2.87	-1.46
Omega ratio: Gain probability vs. loss probability	1.18	1.41	-0.23
Calmar ratio: Return relative to maximum drawdown	1.21	1.95	-0.74
Martin ratio: Return relative to average drawdown	3.35	6.67	-3.31
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

DGSFX vs. TNBMX - Sharpe Ratio Comparison

The current DGSFX Sharpe Ratio is 0.98, which is lower than the TNBMX Sharpe Ratio of 1.79. The chart below compares the historical Sharpe Ratios of DGSFX and TNBMX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	DGSFX	TNBMX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.98	1.79	-0.81
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.00	0.42	-0.42
Sharpe Ratio (All Time) Calculated using the full available price history	0.41	0.87	-0.46

Drawdowns

DGSFX vs. TNBMX - Drawdown Comparison

The maximum DGSFX drawdown since its inception was -21.57%, which is greater than TNBMX's maximum drawdown of -15.78%. Use the drawdown chart below to compare losses from any high point for DGSFX and TNBMX.

Drawdown Indicators

	DGSFX	TNBMX	Difference
Max Drawdown Largest peak-to-trough decline	-21.57%	-15.78%	-5.79%
Max Drawdown (1Y) Largest decline over 1 year	-2.91%	-2.32%	-0.59%
Max Drawdown (3Y) Largest decline over 3 years	-3.68%	-2.32%	-1.36%
Max Drawdown (5Y) Largest decline over 5 years	-21.29%	-15.48%	-5.81%
Current Drawdown Current decline from peak	-3.29%	-0.39%	-2.90%
Average Drawdown Average peak-to-trough decline	-6.60%	-3.07%	-3.53%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.05%	0.68%	+0.37%

Volatility

DGSFX vs. TNBMX - Volatility Comparison

DFA Global Sustainability Fixed Income Portfolio (DGSFX) has a higher volatility of 1.32% compared to T. Rowe Price International Bond Fund (USD Hedged) (TNBMX) at 0.88%. This indicates that DGSFX's price experiences larger fluctuations and is considered to be riskier than TNBMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DGSFX	TNBMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.32%	0.88%	+0.44%
Volatility (6M) Calculated over the trailing 6-month period	2.75%	2.14%	+0.61%
Volatility (1Y) Calculated over the trailing 1-year period	3.62%	2.54%	+1.08%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.35%	3.63%	+1.72%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.88%	3.33%	+1.55%

DGSFX vs. TNBMX - Expense Ratio Comparison

DGSFX has a 0.26% expense ratio, which is lower than TNBMX's 0.53% expense ratio.

Dividends

DGSFX vs. TNBMX - Dividend Comparison

DGSFX's dividend yield for the trailing twelve months is around 3.54%, less than TNBMX's 4.78% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
DGSFX DFA Global Sustainability Fixed Income Portfolio	3.54%	3.02%	4.26%	4.09%	1.97%	1.15%	1.72%	3.37%	0.24%	0.00%
TNBMX T. Rowe Price International Bond Fund (USD Hedged)	4.78%	4.76%	4.24%	2.85%	10.20%	2.84%	1.90%	4.65%	8.20%	0.64%

Frequently Asked Questions

Can I hold both DGSFX and TNBMX in my portfolio?

DGSFX and TNBMX have a correlation of 0.56, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, DGSFX or TNBMX?

DGSFX has higher volatility (1.32%) compared to TNBMX (0.88%). In terms of maximum drawdown, DGSFX dropped -21.57% vs TNBMX's -15.78%.

Which has better risk-adjusted returns?

TNBMX currently has the higher Sharpe Ratio (1.79 vs 0.98), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.