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 12.06
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -11.29 -0.375 4.23
Prot (kg) -12.03 -0.441 5.31
Fertility Sub Index -4.78
Calving Interval (days) 2.28 -1.459 -3.33
Survival (%) -1.30 1.117 -1.45
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.69
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 8.64

* Based on an €80/tonne carbon price