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 5.30
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -1.15 -0.375 0.43
Prot (kg) -5.39 -0.441 2.38
Fertility Sub Index 2.17
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) -0.41 1.117 -0.46
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 2.73
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.41 -0.432 1.04
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 13.20

* Based on an €80/tonne carbon price