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 7.29
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -2.44 -0.375 0.91
Prot (kg) -9.81 -0.441 4.33
Fertility Sub Index -4.48
Calving Interval (days) 2.18 -1.459 -3.18
Survival (%) -1.16 1.117 -1.30
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.04
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 4.35

* Based on an €80/tonne carbon price