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 13.86
Milk (kg) -264.00 -0.014 3.70
Fat (kg) -15.05 -0.375 5.64
Prot (kg) -10.25 -0.441 4.52
Fertility Sub Index 7.14
Calving Interval (days) -3.92 -1.459 5.72
Survival (%) 1.27 1.117 1.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.88
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 8.55
Live WT (kg) -27.90 -0.307 8.55
Total Carbon Sub Index 34.12

* Based on an €80/tonne carbon price