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 2.43
Milk (kg) -1.00 -0.014 0.01
Fat (kg) -5.42 -0.375 2.03
Prot (kg) -0.87 -0.441 0.38
Fertility Sub Index 0.86
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) 0.30 1.117 0.34
Calving Sub Index -2.35
Gestation Length (days) 2.56 -0.919 -2.35
Beef Sub Index -5.66
Carcass Weight (kg) 13.00 -0.528 -6.86
Age of Slaughter (days) -2.78 -0.432 1.20
Maintenance Sub Index Maint. Sub Index -8.89
Live WT (kg) 29.00 -0.307 -8.89
Total Carbon Sub Index -13.61

* Based on an €80/tonne carbon price