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 10.20
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -9.93 -0.375 3.72
Prot (kg) -7.13 -0.441 3.15
Fertility Sub Index -5.05
Calving Interval (days) 2.85 -1.459 -4.16
Survival (%) -0.80 1.117 -0.89
Calving Sub Index -0.88
Gestation Length (days) 0.96 -0.919 -0.88
Beef Sub Index -2.03
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 3.11 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 5.37

* Based on an €80/tonne carbon price