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 7.21
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -6.28 -0.375 2.35
Prot (kg) -6.05 -0.441 2.67
Fertility Sub Index 2.03
Calving Interval (days) -1.24 -1.459 1.81
Survival (%) 0.20 1.117 0.22
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.86
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 18.36

* Based on an €80/tonne carbon price