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 -3.91
Milk (kg) 103.00 -0.014 -1.44
Fat (kg) 3.25 -0.375 -1.22
Prot (kg) 2.83 -0.441 -1.25
Fertility Sub Index -4.96
Calving Interval (days) 2.31 -1.459 -3.37
Survival (%) -1.42 1.117 -1.59
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.21
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index -8.25

* Based on an €80/tonne carbon price