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 11.73
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -14.25 -0.375 5.34
Prot (kg) -10.04 -0.441 4.43
Fertility Sub Index -8.12
Calving Interval (days) 4.32 -1.459 -6.30
Survival (%) -1.63 1.117 -1.82
Calving Sub Index 1.20
Gestation Length (days) -1.31 -0.919 1.20
Beef Sub Index 1.29
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) 5.21 -0.432 -2.25
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 8.55

* Based on an €80/tonne carbon price