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 -2.81
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 3.28 -0.375 -1.23
Prot (kg) 3.46 -0.441 -1.53
Fertility Sub Index 3.05
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) 1.57 1.117 1.75
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.58
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 3.92 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 7.36
Live WT (kg) -24.00 -0.307 7.36
Total Carbon Sub Index 12.02

* Based on an €80/tonne carbon price