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 9.73
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -9.21 -0.375 3.45
Prot (kg) -8.34 -0.441 3.68
Fertility Sub Index -2.40
Calving Interval (days) 1.17 -1.459 -1.71
Survival (%) -0.62 1.117 -0.69
Calving Sub Index -2.65
Gestation Length (days) 2.88 -0.919 -2.65
Beef Sub Index -3.08
Carcass Weight (kg) 9.80 -0.528 -5.17
Age of Slaughter (days) -4.84 -0.432 2.09
Maintenance Sub Index Maint. Sub Index -7.79
Live WT (kg) 25.40 -0.307 -7.79
Total Carbon Sub Index -6.19

* Based on an €80/tonne carbon price