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 13.07
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -20.26 -0.375 7.59
Prot (kg) -8.21 -0.441 3.62
Fertility Sub Index 1.90
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 0.37 1.117 0.41
Calving Sub Index -0.97
Gestation Length (days) 1.06 -0.919 -0.97
Beef Sub Index 13.02
Carcass Weight (kg) -17.60 -0.528 9.28
Age of Slaughter (days) -8.65 -0.432 3.73
Maintenance Sub Index Maint. Sub Index 7.82
Live WT (kg) -25.50 -0.307 7.82
Total Carbon Sub Index 34.84

* Based on an €80/tonne carbon price