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 4.98
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -3.81 -0.375 1.43
Prot (kg) -4.38 -0.441 1.93
Fertility Sub Index 1.30
Calving Interval (days) -0.74 -1.459 1.08
Survival (%) 0.20 1.117 0.22
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -0.15
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 15.14

* Based on an €80/tonne carbon price