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 4.24
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -2.83 -0.375 1.06
Prot (kg) -3.78 -0.441 1.67
Fertility Sub Index -0.84
Calving Interval (days) 0.41 -1.459 -0.60
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.88
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 13.66

* Based on an €80/tonne carbon price