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 16.18
Milk (kg) -310.00 -0.014 4.34
Fat (kg) -17.43 -0.375 6.53
Prot (kg) -12.04 -0.441 5.31
Fertility Sub Index 1.29
Calving Interval (days) -0.72 -1.459 1.05
Survival (%) 0.21 1.117 0.23
Calving Sub Index -1.25
Gestation Length (days) 1.36 -0.919 -1.25
Beef Sub Index -3.96
Carcass Weight (kg) 7.00 -0.528 -3.69
Age of Slaughter (days) 0.61 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index -2.70
Live WT (kg) 8.80 -0.307 -2.70
Total Carbon Sub Index 9.57

* Based on an €80/tonne carbon price