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 16.99
Milk (kg) -333.00 -0.014 4.66
Fat (kg) -17.44 -0.375 6.53
Prot (kg) -13.14 -0.441 5.80
Fertility Sub Index 1.78
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) 0.43 1.117 0.48
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index -1.37
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 4.39 -0.432 -1.90
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 22.86

* Based on an €80/tonne carbon price