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 8.35
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -12.08 -0.375 4.52
Prot (kg) -5.21 -0.441 2.30
Fertility Sub Index -1.31
Calving Interval (days) 1.32 -1.459 -1.93
Survival (%) 0.55 1.117 0.61
Calving Sub Index -0.42
Gestation Length (days) 0.46 -0.919 -0.42
Beef Sub Index -2.33
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) 0.51 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index 2.88

* Based on an €80/tonne carbon price