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 11.96
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -9.63 -0.375 3.61
Prot (kg) -15.00 -0.441 6.62
Fertility Sub Index 3.67
Calving Interval (days) -2.17 -1.459 3.17
Survival (%) 0.45 1.117 0.50
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 3.39
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -3.08 -0.432 1.33
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 22.70

* Based on an €80/tonne carbon price