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 7.49
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -4.95 -0.375 1.85
Prot (kg) -7.18 -0.441 3.17
Fertility Sub Index -11.52
Calving Interval (days) 6.14 -1.459 -8.96
Survival (%) -2.29 1.117 -2.56
Calving Sub Index 1.31
Gestation Length (days) -1.42 -0.919 1.31
Beef Sub Index -1.06
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index -1.94

* Based on an €80/tonne carbon price