Busting the myths around Australia’s hardworking (or not..) props

PeterK Roar Guru

By , 27 Jun 2012 PeterK is a Roar Guru

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    On the popular TV show Mythbusters, popularly held beliefs are tested with experiments and data. There are three outcomes: Confirmed, plausible, and busted.

    I will look at common myths in relation to Props using available stats for the Super Rugby season to date.

    The stats have a common scale of per 80 mins to mimic a complete match, so you can compare players who played less minutes.

    I’ve looked across the board at all relevant stats and will try to answer some of the common myths about the key props: Benn Robinson, Sekope Kepu, Ben Alexander, Dan Palmer, James Slipper, Greg Holmes, Ben Daley and Salesi Ma’afu.

    Prop myths: (note I am not looking at scrummaging)

    • Robinson, Kepu, Palmer, Maafu have a low contribution / effort.
    • Alexander contributes the most in general play.
    • Kepu has the most impact out of tight-head props (THPs).
    • Holmes is underrated.
    Player
    Tackles
    Runs
    Rucks
    Total Effort
    Robinson
    8.77
    4.87
    3.91
    =17.54736
    Kepu
    10.25
    3.56
    2.87
    16.68
    Alexander
    10.79
    6.60
    4.91
    22.30
    Palmer
    11.45
    2.77
    2.77
    16.98
    Slipper
    7.94
    4.62
    4.71
    17.27
    Holmes
    11.71
    7.11
    5.85
    24.67
    Daley
    12.42
    5.78
    5.49
    23.68
    Maafu
    7.63
    4.28
    3.82
    15.72
    • Maafu has a low contribution rate? Confirmed.
    • Robinson, Kepu and Palmer have a low contribution rate? Plausible.
    • Alexander contributes the most? Busted, Holmes and Daley work harder.
    Player Tackle Busts Offloads Linebreaks Pilfers Pos. Impact
    Robinson
    0.48
    0.56
    0.00
    0.32
    =1.04
    Kepu
    0.69
    0.43
    0.26
    0.00
    1.39
    Alexander
    0.36
    0.36
    0.09
    0.18
    0.80
    Palmer
    0.13
    0.00
    0.00
    0.00
    0.13
    Slipper
    1.05
    0.09
    0.09
    0.00
    1.22
    Holmes
    1.25
    0.98
    0.00
    0.00
    2.23
    Daley
    1.01
    0.14
    0.00
    0.14
    1.16
    Maafu
    0.23
    0.12
    0.00
    0.00
    0.35
    • Kepu has the most impact out of THPs? Confirmed. Palmer and Maafu are woeful.
    • Holmes is underrated? Confirmed.
    • Holmes has the highest total effort and has the most impact. Considering he is a better scrummager than Slipper and Alexander he should be picked. Perhaps his age is held against him.
    Player Errors Penalties Neg. Impact Miss Tackle (%)
    Robinson 0.24 1.28 =1.52 9.84
    Kepu 0.43 0.69 1.13 10.61
    Alexander 0.27 0.80 1.07 14.18
    Palmer 0.13 0.63 0.75 17.27
    Slipper 0.09 0.61 0.70 9.00
    Holmes 0.00 1.81 1.81 7.69
    Daley 0.00 1.44 1.44 4.44
    Maafu 0.23 1.62 1.85 15.38

    Finally for completeness the negative aspects. Of note is the percentage of missed tackles by Alexander, Palmer and Maafu.