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 3.69
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -3.39 -0.375 1.27
Prot (kg) -3.30 -0.441 1.46
Fertility Sub Index -2.49
Calving Interval (days) 1.21 -1.459 -1.77
Survival (%) -0.65 1.117 -0.73
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -0.51
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 4.47 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 10.66

* Based on an €80/tonne carbon price