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 8.07
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -8.35 -0.375 3.13
Prot (kg) -5.55 -0.441 2.45
Fertility Sub Index 2.06
Calving Interval (days) -0.99 -1.459 1.44
Survival (%) 0.55 1.117 0.61
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.41
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 3.40 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 18.84

* Based on an €80/tonne carbon price