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 16.19
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -20.55 -0.375 7.70
Prot (kg) -13.15 -0.441 5.80
Fertility Sub Index -6.27
Calving Interval (days) 2.71 -1.459 -3.95
Survival (%) -2.07 1.117 -2.31
Calving Sub Index -1.29
Gestation Length (days) 1.40 -0.919 -1.29
Beef Sub Index -2.82
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 5.32 -0.432 -2.30
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 8.14

* Based on an €80/tonne carbon price