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 15.25
Milk (kg) -236.00 -0.014 3.30
Fat (kg) -15.34 -0.375 5.75
Prot (kg) -14.05 -0.441 6.20
Fertility Sub Index 1.10
Calving Interval (days) -1.44 -1.459 2.10
Survival (%) -0.90 1.117 -1.01
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index 0.23
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 18.96

* Based on an €80/tonne carbon price