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 12.16
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -12.41 -0.375 4.65
Prot (kg) -12.30 -0.441 5.43
Fertility Sub Index 1.65
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) 0.43 1.117 0.48
Calving Sub Index -0.80
Gestation Length (days) 0.87 -0.919 -0.80
Beef Sub Index 0.71
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.81 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 17.12

* Based on an €80/tonne carbon price