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 10.13
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -13.36 -0.375 5.00
Prot (kg) -10.92 -0.441 4.82
Fertility Sub Index -5.05
Calving Interval (days) 1.50 -1.459 -2.19
Survival (%) -2.56 1.117 -2.86
Calving Sub Index 2.00
Gestation Length (days) -2.18 -0.919 2.00
Beef Sub Index 1.54
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 8.15
Live WT (kg) -26.60 -0.307 8.15
Total Carbon Sub Index 16.77

* Based on an €80/tonne carbon price