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 8.72
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -7.86 -0.375 2.94
Prot (kg) -9.53 -0.441 4.21
Fertility Sub Index 1.17
Calving Interval (days) -0.51 -1.459 0.74
Survival (%) 0.38 1.117 0.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.03
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 3.36 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 18.04

* Based on an €80/tonne carbon price