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 2.87
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -2.56 -0.375 0.96
Prot (kg) -1.94 -0.441 0.86
Fertility Sub Index -1.75
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) 0.12 1.117 0.13
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -0.11
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 9.17 -0.432 -3.96
Maintenance Sub Index Maint. Sub Index 9.20
Live WT (kg) -30.00 -0.307 9.20
Total Carbon Sub Index 10.93

* Based on an €80/tonne carbon price