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 11.69
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -13.79 -0.375 5.17
Prot (kg) -13.81 -0.441 6.10
Fertility Sub Index -4.49
Calving Interval (days) 2.07 -1.459 -3.02
Survival (%) -1.32 1.117 -1.47
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.14
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 8.98

* Based on an €80/tonne carbon price