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 11.63
Milk (kg) -458.00 -0.014 6.41
Fat (kg) -2.79 -0.375 1.05
Prot (kg) -9.46 -0.441 4.18
Fertility Sub Index -1.25
Calving Interval (days) 1.13 -1.459 -1.65
Survival (%) 0.36 1.117 0.40
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index -1.32
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 8.79 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 7.73
Live WT (kg) -25.20 -0.307 7.73
Total Carbon Sub Index 17.45

* Based on an €80/tonne carbon price