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 8.07
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -6.53 -0.375 2.45
Prot (kg) -8.81 -0.441 3.89
Fertility Sub Index -12.06
Calving Interval (days) 6.67 -1.459 -9.73
Survival (%) -2.08 1.117 -2.32
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index 0.79
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 2.94 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index -2.82
Live WT (kg) 9.20 -0.307 -2.82
Total Carbon Sub Index -5.44

* Based on an €80/tonne carbon price