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 4.67
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -2.46 -0.375 0.92
Prot (kg) -4.11 -0.441 1.81
Fertility Sub Index 1.47
Calving Interval (days) -0.58 -1.459 0.85
Survival (%) 0.56 1.117 0.63
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.78
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.70 -0.432 0.30
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 17.84

* Based on an €80/tonne carbon price