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 5.03
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -6.90 -0.375 2.58
Prot (kg) -2.60 -0.441 1.15
Fertility Sub Index -2.80
Calving Interval (days) 1.46 -1.459 -2.13
Survival (%) -0.60 1.117 -0.67
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -1.31
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 7.92 -0.432 -3.42
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 10.28

* Based on an €80/tonne carbon price