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 10.43
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -14.21 -0.375 5.32
Prot (kg) -5.81 -0.441 2.56
Fertility Sub Index -0.61
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.73
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.71 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 19.60

* Based on an €80/tonne carbon price