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 4.28
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -2.30 -0.375 0.86
Prot (kg) -4.29 -0.441 1.89
Fertility Sub Index 1.47
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) 0.78 1.117 0.87
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.40
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 17.82

* Based on an €80/tonne carbon price