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 -0.43
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -1.05 -0.375 0.39
Prot (kg) 2.79 -0.441 -1.23
Fertility Sub Index 2.43
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) 1.17 1.117 1.31
Calving Sub Index 3.46
Gestation Length (days) -3.76 -0.919 3.46
Beef Sub Index 0.99
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 10.55

* Based on an €80/tonne carbon price