DFYGX vs. CULAX
DFYGX (DFA Two-Year Government Portfolio) and CULAX (Calvert Ultra-Short Duration Income Fund) are both Ultrashort Bond funds. Over the past 10 years, DFYGX returned 1.42%/yr vs 2.46%/yr for CULAX. At a 0.06 correlation, their price movements are largely independent. DFYGX charges 0.17%/yr vs 0.72%/yr for CULAX.
Performance
DFYGX vs. CULAX - Performance Comparison
Loading charts...
Returns By Period
The year-to-date returns for both stocks are quite close, with DFYGX having a 1.41% return and CULAX slightly lower at 1.34%. Over the past 10 years, DFYGX has underperformed CULAX with an annualized return of 1.42%, while CULAX has yielded a comparatively higher 2.46% annualized return.
DFYGX
- 1D
- 0.10%
- 1M
- 0.10%
- YTD
- 1.41%
- 6M
- 1.52%
- 1Y
- 2.42%
- 3Y*
- 3.84%
- 5Y*
- 1.99%
- 10Y*
- 1.42%
CULAX
- 1D
- 0.10%
- 1M
- 0.31%
- YTD
- 1.34%
- 6M
- 1.77%
- 1Y
- 4.10%
- 3Y*
- 5.11%
- 5Y*
- 3.38%
- 10Y*
- 2.46%
DFYGX vs. CULAX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
DFYGX DFA Two-Year Government Portfolio | 1.41% | 2.16% | 5.15% | 5.00% | -3.02% | -0.51% | 0.38% | 2.20% | 1.42% | 0.29% |
CULAX Calvert Ultra-Short Duration Income Fund | 1.34% | 4.55% | 5.69% | 6.07% | -0.56% | 0.43% | 0.66% | 3.30% | 1.15% | 1.27% |
Correlation
The correlation between DFYGX and CULAX is 0.15, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.15 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.08 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.18 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.11 |
Correlation (All Time) Calculated using the full available price history since Oct 31, 2006 | 0.06 |
The correlation between DFYGX and CULAX shifts across timeframes, from 0.06 (all time) to 0.18 (5 years), reflecting how their relationship changes across market environments.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
DFYGX vs. CULAX — Risk / Return Rank
DFYGX
CULAX
DFYGX vs. CULAX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for DFA Two-Year Government Portfolio (DFYGX) and Calvert Ultra-Short Duration Income Fund (CULAX). 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.
| DFYGX | CULAX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.16 | ||
| Sortino ratioReturn per unit of downside risk | -8.80 | ||
| Omega ratioGain probability vs. loss probability | 2.25 | 4.07 | -1.82 |
| Calmar ratioReturn relative to maximum drawdown | 2.47 | 13.63 | -11.16 |
| Martin ratioReturn relative to average drawdown | 8.81 | 55.94 | -47.13 |
Loading charts...
Drawdowns
DFYGX vs. CULAX - Drawdown Comparison
The maximum DFYGX drawdown since its inception was -4.46%, smaller than the maximum CULAX drawdown of -7.40%. Use the drawdown chart below to compare losses from any high point for DFYGX and CULAX.
Loading charts...
Drawdown Indicators
| DFYGX | CULAX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -4.46% | -7.40% | +2.94% |
Max Drawdown (1Y)Largest decline over 1 year | -1.04% | -0.30% | -0.74% |
Max Drawdown (3Y)Largest decline over 3 years | -1.04% | -0.30% | -0.74% |
Max Drawdown (5Y)Largest decline over 5 years | -4.36% | -2.19% | -2.17% |
Max Drawdown (10Y)Largest decline over 10 years | -4.46% | -7.40% | +2.94% |
Current DrawdownCurrent decline from peak | -0.10% | -0.00% | -0.10% |
Average DrawdownAverage peak-to-trough decline | -0.30% | -0.21% | -0.09% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.29% | 0.07% | +0.22% |
Volatility
DFYGX vs. CULAX - Volatility Comparison
DFA Two-Year Government Portfolio (DFYGX) has a higher volatility of 0.37% compared to Calvert Ultra-Short Duration Income Fund (CULAX) at 0.34%. This indicates that DFYGX's price experiences larger fluctuations and is considered to be riskier than CULAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| DFYGX | CULAX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.37% | 0.34% | +0.03% |
Volatility (6M)Calculated over the trailing 6-month period | 0.60% | 0.86% | -0.26% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.29% | 1.31% | -0.02% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 1.24% | 1.35% | -0.11% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 1.00% | 1.42% | -0.42% |
DFYGX vs. CULAX - Expense Ratio Comparison
DFYGX has a 0.17% expense ratio, which is lower than CULAX's 0.72% expense ratio.
Dividends
DFYGX vs. CULAX - Dividend Comparison
DFYGX's dividend yield for the trailing twelve months is around 2.80%, less than CULAX's 3.91% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CULAX Calvert Ultra-Short Duration Income Fund | 3.91% | 4.13% | 4.90% | 4.52% | 1.47% | 0.64% | 1.25% | 2.44% | 2.10% | 1.13% | 1.10% | 0.66% |
DFYGX DFA Two-Year Government Portfolio | 2.80% | 2.04% | 4.84% | 3.07% | 1.14% | 0.00% | 0.27% | 1.87% | 1.82% | 1.01% | 0.58% | 0.49% |
Frequently Asked Questions
DFYGX and CULAX have a correlation of 0.15, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
DFYGX has higher volatility (0.37%) compared to CULAX (0.34%). In terms of maximum drawdown, DFYGX dropped -4.46% vs CULAX's -7.40%.
CULAX currently has the higher Sharpe Ratio (3.15 vs 1.99), 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.
Find the right allocation for DFYGX and CULAX
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer