Which funds can replace IBGC?

Which ETFs can replace IBGC?

Which ETFs can replace IBGC? ranked by return similarity
Rank	Ticker	Fund	Return similarity
1	IBGB	iShares iBonds Dec 2045 Term Treasury ETF	99.8%
2	LLDR	Global X Long-Term Treasury Ladder ETF	99.8%
3	IBGA	iShares iBonds Dec 2044 Term Treasury ETF	99.7%
4	SCHQ	Schwab Long-Term U.S. Treasury ETF	99.6%
5	TLH	iShares 10-20 Year Treasury Bond ETF	99.5%
6	UTWY	US Treasury 20 Year Bond ETF	99.3%
7	VGLT	Vanguard Long-Term Treasury ETF	99.3%
8	SPTL	State Street SPDR Portfolio Long Term Treasury ETF	99.2%
9	LFDR	LifeX Durable Income ETF	98.8%
10	LFBE	LifeX 2065 Longevity Income ETF	98.7%
11	TLTI	NEOS Enhanced Income 20+ Year Treasury Bond ETF	98.6%
12	BLV	Vanguard Long-Term Bond ETF	98.6%
13	LFAW	LifeX 2060 Longevity Income ETF	98.5%
14	BBLB	JPMorgan BetaBuilders U.S. Treasury Bond 20+ Year ETF	98.4%
15	TLT	iShares 20+ Year Treasury Bond ETF	98.4%
16	LTTI	FT Vest 20+ Year Treasury & Target Income ETF	98.3%
17	IBGK	iShares iBonds Dec 2054 Term Treasury ETF	98.2%
18	IBGL	iShares iBonds Dec 2055 Term Treasury ETF	98.1%
19	IBGM	iShares iBonds Dec 2056 Term Treasury ETF	98.1%
20	ILTB	iShares Core 10 Year USD Bond ETF	97.9%