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 22.04
Milk (kg) -431.00 -0.014 6.03
Fat (kg) -18.38 -0.375 6.88
Prot (kg) -20.67 -0.441 9.12
Fertility Sub Index -0.10
Calving Interval (days) -0.85 -1.459 1.24
Survival (%) -1.20 1.117 -1.34
Calving Sub Index -0.70
Gestation Length (days) 0.76 -0.919 -0.70
Beef Sub Index 1.44
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 25.30

* Based on an €80/tonne carbon price