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 4.69
Milk (kg) -23.00 -0.014 0.32
Fat (kg) -7.40 -0.375 2.77
Prot (kg) -3.62 -0.441 1.60
Fertility Sub Index -5.45
Calving Interval (days) 2.65 -1.459 -3.87
Survival (%) -1.42 1.117 -1.59
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.13
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index -0.52

* Based on an €80/tonne carbon price