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 -4.59
Milk (kg) 226.00 -0.014 -3.16
Fat (kg) 2.23 -0.375 -0.84
Prot (kg) 1.33 -0.441 -0.59
Fertility Sub Index -3.71
Calving Interval (days) 1.65 -1.459 -2.41
Survival (%) -1.17 1.117 -1.31
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.66
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 1.04 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index -8.65

* Based on an €80/tonne carbon price