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 6.84
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -8.57 -0.375 3.21
Prot (kg) -4.99 -0.441 2.20
Fertility Sub Index 1.21
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) 0.68 1.117 0.76
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.28
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.33 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 17.69

* Based on an €80/tonne carbon price