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 6.68
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -7.43 -0.375 2.78
Prot (kg) -5.66 -0.441 2.50
Fertility Sub Index 1.40
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) 0.76 1.117 0.85
Calving Sub Index -1.85
Gestation Length (days) 2.01 -0.919 -1.85
Beef Sub Index -2.40
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 8.37 -0.432 -3.61
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 10.06

* Based on an €80/tonne carbon price