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 17.75
Milk (kg) -335.00 -0.014 4.69
Fat (kg) -13.01 -0.375 4.87
Prot (kg) -18.56 -0.441 8.19
Fertility Sub Index 1.62
Calving Interval (days) -0.97 -1.459 1.42
Survival (%) 0.18 1.117 0.20
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index 0.24
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 22.65

* Based on an €80/tonne carbon price