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 8.76
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -5.38 -0.375 2.02
Prot (kg) -10.26 -0.441 4.53
Fertility Sub Index 8.33
Calving Interval (days) -4.82 -1.459 7.03
Survival (%) 1.16 1.117 1.30
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index -0.47
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 0.12 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 16.77

* Based on an €80/tonne carbon price