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 1.17
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) -0.49 -0.375 0.18
Prot (kg) -2.71 -0.441 1.20
Fertility Sub Index -4.75
Calving Interval (days) 2.20 -1.459 -3.21
Survival (%) -1.38 1.117 -1.54
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.47
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 0.96 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index -4.75

* Based on an €80/tonne carbon price