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 9.96
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -12.47 -0.375 4.67
Prot (kg) -8.82 -0.441 3.89
Fertility Sub Index -14.29
Calving Interval (days) 6.77 -1.459 -9.88
Survival (%) -3.95 1.117 -4.41
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index -0.83
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 4.74 -0.432 -2.05
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -3.52

* Based on an €80/tonne carbon price