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 3.53
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -2.46 -0.375 0.92
Prot (kg) -3.24 -0.441 1.43
Fertility Sub Index 3.34
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) 1.55 1.117 1.73
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index -2.37
Carcass Weight (kg) 3.70 -0.528 -1.95
Age of Slaughter (days) 0.96 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 7.01

* Based on an €80/tonne carbon price