Which funds can replace FLDB?

Which ETFs can replace FLDB?

Which ETFs can replace FLDB? ranked by return similarity
Rank	Ticker	Fund	Return similarity
1	ICSH	iShares Ultra Short Duration Bond Active ETF	95.5%
2	EVSB	Eaton Vance Ultra-Short Income ETF	95.4%
3	FTSM	First Trust Enhanced Short Maturity ETF	95.0%
4	CVSB	Calvert Ultra-Short Investment Grade ETF	94.4%
5	GSY	Invesco Ultra Short Duration ETF	93.9%
6	JPST	JPMorgan Ultra-Short Income ETF	93.8%
7	NUSB	Nuveen Ultra Short Income ETF	93.4%
8	TUSI	Touchstone Ultra Short Income ETF	92.9%
9	RAVI	Northern Trust Ultra-Short Fixed Income ETF	90.7%
10	BKUI	BNY Mellon Ultra Short Income ETF	90.5%
11	GSST	Goldman Sachs Ultra Short Bond ETF	90.2%
12	CGUI	Capital Group Ultra Short Income ETF	90.2%
13	TBUX	T. Rowe Price Ultra Short-Term Bond ETF	89.5%
14	UYLD	Angel Oak UltraShort Income ETF	89.2%
15	FLUD	Franklin Ultra Short Bond ETF	87.0%