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 8.72
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -13.28 -0.375 4.97
Prot (kg) -6.56 -0.441 2.90
Fertility Sub Index -0.12
Calving Interval (days) 0.31 -1.459 -0.45
Survival (%) 0.30 1.117 0.34
Calving Sub Index -1.55
Gestation Length (days) 1.69 -0.919 -1.55
Beef Sub Index -2.64
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 5.63 -0.432 -2.43
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 8.83

* Based on an €80/tonne carbon price