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 -5.61
Milk (kg) 11.00 -0.014 -0.15
Fat (kg) 8.38 -0.375 -3.14
Prot (kg) 5.26 -0.441 -2.32
Fertility Sub Index 4.26
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) -0.69 1.117 -0.77
Calving Sub Index 1.47
Gestation Length (days) -1.60 -0.919 1.47
Beef Sub Index 3.03
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 4.68

* Based on an €80/tonne carbon price