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 7.15
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -6.11 -0.375 2.29
Prot (kg) -7.49 -0.441 3.31
Fertility Sub Index -4.84
Calving Interval (days) 2.37 -1.459 -3.46
Survival (%) -1.24 1.117 -1.39
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.26
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 2.54

* Based on an €80/tonne carbon price