Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 23.51
Milk (kg) -355.00 -0.014 4.97
Fat (kg) -27.45 -0.375 10.28
Prot (kg) -18.71 -0.441 8.26
Fertility Sub Index -6.42
Calving Interval (days) 3.08 -1.459 -4.49
Survival (%) -1.72 1.117 -1.92
Calving Sub Index -3.09
Gestation Length (days) 3.36 -0.919 -3.09
Beef Sub Index 0.93
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) -1.66 -0.432 0.72
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 20.27

* Based on an €80/tonne carbon price