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 24.42
Milk (kg) -555.00 -0.014 7.77
Fat (kg) -20.51 -0.375 7.68
Prot (kg) -20.31 -0.441 8.96
Fertility Sub Index -1.05
Calving Interval (days) 0.90 -1.459 -1.31
Survival (%) 0.24 1.117 0.27
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index -1.33
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 8.58 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 7.73
Live WT (kg) -25.20 -0.307 7.73
Total Carbon Sub Index 30.57

* Based on an €80/tonne carbon price