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 15.45
Milk (kg) -438.00 -0.014 6.13
Fat (kg) -7.25 -0.375 2.72
Prot (kg) -14.95 -0.441 6.60
Fertility Sub Index -1.58
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -2.32
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.92 -0.432 -3.85
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 18.96

* Based on an €80/tonne carbon price