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 10.20
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -9.31 -0.375 3.49
Prot (kg) -8.92 -0.441 3.94
Fertility Sub Index 2.42
Calving Interval (days) -1.61 -1.459 2.35
Survival (%) 0.06 1.117 0.07
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.07
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 21.34

* Based on an €80/tonne carbon price