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 -2.33
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) 3.90 -0.375 -1.46
Prot (kg) 1.34 -0.441 -0.59
Fertility Sub Index -4.56
Calving Interval (days) 2.65 -1.459 -3.87
Survival (%) -0.62 1.117 -0.69
Calving Sub Index 2.47
Gestation Length (days) -2.69 -0.919 2.47
Beef Sub Index -2.86
Carcass Weight (kg) 3.30 -0.528 -1.74
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -8.50

* Based on an €80/tonne carbon price