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 6.23
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -6.18 -0.375 2.31
Prot (kg) -5.64 -0.441 2.49
Fertility Sub Index 0.61
Calving Interval (days) -0.37 -1.459 0.54
Survival (%) 0.06 1.117 0.07
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.71
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 15.75

* Based on an €80/tonne carbon price