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 4.70
Milk (kg) -11.00 -0.014 0.15
Fat (kg) -8.85 -0.375 3.31
Prot (kg) -2.78 -0.441 1.23
Fertility Sub Index -4.92
Calving Interval (days) 3.29 -1.459 -4.80
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -1.86
Gestation Length (days) 2.02 -0.919 -1.86
Beef Sub Index -3.17
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 6.61 -0.432 -2.85
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index -7.03

* Based on an €80/tonne carbon price