(Adds U.S. market close)
* Dollar clawing back ground in FX markets
* Commodities consolidate gains
* Graphic: Global asset performance http://tmsnrt.rs/2yaDPgn
* Graphic: World FX rates http://tmsnrt.rs/2egbfVh
By Herbert Lash and Marc Jones
NEW YORK/LONDON, May 4 (Reuters) - World equity indexes slid and U.S. Treasury yields fell on Tuesday as low trading volume, a lull in economic news and lack of a catalyst to lift stocks higher sparked a sell-off by investors worried further upside in markets is limited.
The tech-rich Nasdaq .IXIC fell 1.9%, its biggest single-day decline in almost six weeks, while the yield on 10-year Treasury notes US10YT=RR fell to a low of 1.557%, a slide that normally would push technology shares higher on lower financing costs.
A surge in commodity prices bucked the downdraft in equity markets, helping spur talk of rising inflation, while the dollar rose after U.S. Treasury Secretary Janet Yellen said interest rates may need to rise to prevent overheating the U.S. economy. Yellen later downplayed inflation and rate hike concerns. Refinitiv/CoreCommodity CRB Index .TRCCRB traded near three-year highs as commodities rallied on investor bets that demand will grow as economies reopen.
Investors sold the high-flying tech-related stocks that have doubled the value of the Nasdaq since March 2020 lows, and bought government debt, pushing yields lower.
Apple Inc AAPL.O , Amazon.com Inc AMZN.O and Microsoft Corp (NASDAQ:MSFT) MFST.O led the decline on Nasdaq and the S&P 500.
"There's not a lot of conviction among traders of which way markets should go from here," said Patrick Leary, chief market strategist and senior trader at Incapital. "We've priced in a great amount of reopening optimism."
MSCI's benchmark for global equity markets .MIWD00000PUS fell 0.81% to close at 697.60.
On Wall Street, the Dow Jones Industrial Average .DJI rose 0.06%, the S&P 500 .SPX lost 0.67% and the Nasdaq Composite .IXIC dropped 1.88%.
Economically sensitive value stocks .RLV eked out a gain of 0.04%, outperforming a 1.6% slide in growth stocks .RLG . After Tuesday's slide, the Russell 1000 Value Total Return Index .RLVTRI has nearly tripled the performance of the Russell 1000 Growth Total Return Index so far this year.
European tech stocks .SX8P plunged 3.8% in their worst day since late October. Germany's bourse .GDAXI shed 2.5%, the most in Europe, due to its high composition of tech stocks.
Chipmaker Infineon IFXGn.DE fell 5.9%, among the top drags on the German index, after the company said automotive supply constraints would only ease in the second half, with lost volumes likely to be made up in 2022. crept into the Treasury market that upcoming economic data might not be as stellar as the market has priced in, keeping a damper on longer-dated bonds. The benchmark 10-year Treasury note US10YT=RR last yielded 1.587%.
In currency markets, the dollar clawed back some ground to partially unwind last month's long decline as investors squared up positions ahead of monthly payrolls data due at the end of the week. FRX/
The dollar index =USD rose 0.289%, with the euro EUR= down 0.36% at $1.2018. The Japanese yen JPY= weakened 0.19% versus the greenback at 109.28 per dollar.
Signs that the world's major central banks remain in no rush to reel in their massive stimulus programs kept 10-year U.S. Treasury yields under 1.65% and Germany's Bund yields below 13-month highs. GVD/EUR
Australia's central bank left its key interest rates at near zero overnight for a fifth straight meeting and pledged to keep its policies super-supportive for a prolonged period. S&P/ASX200 .AXJO had risen 0.6% and Hong Kong .HSI had climbed 0.7% in thin Asian trading due to holidays in both China and Japan.
Cryptocurrency ether ETH=BTSP powered to another record peak, nearing $3,500, before paring gains to close 0.8% lower.
Oil prices rose after more U.S. states eased pandemic-related lockdowns and the European Union sought to attract travelers, though soaring COVID-19 cases in India capped gains.
Brent crude futures LCOc1 settled up $1.32 at $68.88 a barrel, while U.S. crude futures CLc1 rose $1.20 to settle at $65.69 a barrel.
Gold fell 1% on Yellen's remarks as rising rates increase the opportunity cost of holding the non-interest bearing precious metal.
U.S. gold futures GCv1 settled down 0.9% at $1,776 an ounce.
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http://tmsnrt.rs/2ihRugV Global asset performance
http://tmsnrt.rs/2yaDPgn Sterling's referendum rollercoaster rides
https://tmsnrt.rs/3vos5nM India suffering world's worst COVID wave
https://tmsnrt.rs/2Sf8pV1
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