Thought I would post these loads for my 6.5 Extreme, which is almost exactly the same as the 6.5 PRC. These are examples and should be used only as references. Borden Timberline action. Hart #5 barrel 8 twist. All loads except the Barnes 130 are seated lightly into the lands. Hope this info helps.
120 Nosler Hodgdon Retumbo
61.3F
3,120
2,595
26.0
pageot 129 Nosler ADI AR-2217
61.5F
2,953
2,499
22.0
pageot 130 Barnes Hodgdon Retumbo
61.7C
3,142
2,851
26.0
pageot 130 SSK Industr… Hodgdon Retumbo
61.5
3,200
2,957
26.0
pageot 140 Hornady ADI AR-2225
61.0M
2,850
2,526
22.0
adamdahunta 140 Nosler Hodgdon Retumbo
58.5
2,970
2,743
26.0
lclund1946 140 Berger Hodgdon Retumbo
59.5
2,980
2,761
26.0
lclund1946 140 Nosler Hodgdon Retumbo
59.0
2,980
2,761
26.0
lclund1946 140 Berger Hodgdon Retumbo
60.0
3,010
2,817
26.0
lclund1946 140 Berger Alliant/Herc Reloder-25
60.0
3,034
2,862
26.0
lclund1946 140 Berger Alliant/Herc Reloder-25
60.5
3,052
2,897
26.0
lclund1946 140 Berger Alliant/Herc Reloder-22
57.0
3,068
2,927
26.0
lclund1946 140 Berger Hodgdon Retumbo
60.5
3,070
2,931
26.0
lclund1946 140 Berger Hodgdon Retumbo
61.0
3,082
2,954
26.0
lclund1946 140 Berger Alliant/Herc Reloder-22
57.5
3,091
2,971
26.0
lclund1946 140 Berger Hodgdon Retumbo
61.4
3,100
2,988
26.0
lclund1946 140 Berger Alliant/Herc Reloder-25
61.0
3,122
3,031
26.0
lclund1946 140 Berger Alliant/Herc Reloder-22
58.0
3,122
3,031
26.0
lclund1946 140 Berger Alliant/Herc Reloder-25
61.5M
3,160
3,105
26.0