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 -6.27
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 9.79 -0.375 -3.67
Prot (kg) 5.46 -0.441 -2.41
Fertility Sub Index 6.00
Calving Interval (days) -2.35 -1.459 3.43
Survival (%) 2.30 1.117 2.57
Calving Sub Index 3.87
Gestation Length (days) -4.21 -0.919 3.87
Beef Sub Index -1.12
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 7.48 -0.432 -3.23
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 4.01

* Based on an €80/tonne carbon price