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 2.18
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -1.87 -0.375 0.70
Prot (kg) -1.47 -0.441 0.65
Fertility Sub Index -0.67
Calving Interval (days) 0.84 -1.459 -1.23
Survival (%) 0.50 1.117 0.56
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 1.71
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.19 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 12.70

* Based on an €80/tonne carbon price