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 9.26
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -9.10 -0.375 3.41
Prot (kg) -10.34 -0.441 4.56
Fertility Sub Index -4.18
Calving Interval (days) 2.02 -1.459 -2.95
Survival (%) -1.10 1.117 -1.23
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.43
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.17 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 6.15

* Based on an €80/tonne carbon price