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 8.76
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -6.32 -0.375 2.37
Prot (kg) -8.02 -0.441 3.54
Fertility Sub Index -5.12
Calving Interval (days) 4.05 -1.459 -5.91
Survival (%) 0.71 1.117 0.79
Calving Sub Index -2.07
Gestation Length (days) 2.25 -0.919 -2.07
Beef Sub Index -0.81
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 4.19 -0.432 -1.81
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 2.80

* Based on an €80/tonne carbon price