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 3.15
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -1.97 -0.441 0.87
Fertility Sub Index 3.84
Calving Interval (days) -1.90 -1.459 2.77
Survival (%) 0.96 1.117 1.07
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.12
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 2.71 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 13.06

* Based on an €80/tonne carbon price