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 10.52
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -14.31 -0.375 5.36
Prot (kg) -6.05 -0.441 2.67
Fertility Sub Index 1.31
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.49 1.117 0.55
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.99
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.30 -0.432 0.56
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 23.92

* Based on an €80/tonne carbon price