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 -5.70
Milk (kg) 123.00 -0.014 -1.72
Fat (kg) 8.13 -0.375 -3.05
Prot (kg) 2.11 -0.441 -0.93
Fertility Sub Index 9.34
Calving Interval (days) -6.53 -1.459 9.53
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 1.71
Gestation Length (days) -1.86 -0.919 1.71
Beef Sub Index 0.30
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 6.64 -0.432 -2.87
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index 3.20

* Based on an €80/tonne carbon price