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 20.52
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -21.14 -0.375 7.92
Prot (kg) -18.24 -0.441 8.05
Fertility Sub Index 4.63
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 0.70 1.117 0.78
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 1.19
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -3.13 -0.432 1.35
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 28.00

* Based on an €80/tonne carbon price