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 7.33
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -6.86 -0.375 2.57
Prot (kg) -6.70 -0.441 2.96
Fertility Sub Index -2.90
Calving Interval (days) 1.39 -1.459 -2.03
Survival (%) -0.78 1.117 -0.87
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.02
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.82 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 14.53

* Based on an €80/tonne carbon price