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 3.20
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -3.13 -0.375 1.17
Prot (kg) -2.72 -0.441 1.20
Fertility Sub Index 0.94
Calving Interval (days) -1.13 -1.459 1.65
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index -0.16
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 6.78

* Based on an €80/tonne carbon price