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 10.31
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -8.82 -0.375 3.30
Prot (kg) -10.29 -0.441 4.54
Fertility Sub Index -7.54
Calving Interval (days) 3.83 -1.459 -5.59
Survival (%) -1.75 1.117 -1.96
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.48
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 1.86

* Based on an €80/tonne carbon price