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 14.22
Milk (kg) -276.00 -0.014 3.86
Fat (kg) -15.15 -0.375 5.67
Prot (kg) -10.60 -0.441 4.68
Fertility Sub Index 4.26
Calving Interval (days) -1.94 -1.459 2.83
Survival (%) 1.28 1.117 1.43
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.36
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 28.79

* Based on an €80/tonne carbon price