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 9.77
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -10.90 -0.375 4.08
Prot (kg) -9.56 -0.441 4.22
Fertility Sub Index 1.92
Calving Interval (days) -1.48 -1.459 2.16
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index 0.45
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 16.97

* Based on an €80/tonne carbon price