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 1.37
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -1.19 -0.375 0.45
Prot (kg) -1.17 -0.441 0.52
Fertility Sub Index -4.81
Calving Interval (days) 2.33 -1.459 -3.40
Survival (%) -1.26 1.117 -1.41
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.19
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.64 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index -1.72

* Based on an €80/tonne carbon price