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 3.45
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -6.31 -0.375 2.36
Prot (kg) -0.68 -0.441 0.30
Fertility Sub Index 0.62
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) 0.50 1.117 0.56
Calving Sub Index -1.41
Gestation Length (days) 1.53 -0.919 -1.41
Beef Sub Index -2.50
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 6.78 -0.432 -2.93
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 5.58

* Based on an €80/tonne carbon price