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 -4.89
Milk (kg) -34.00 -0.014 0.48
Fat (kg) 9.14 -0.375 -3.42
Prot (kg) 4.39 -0.441 -1.94
Fertility Sub Index -6.54
Calving Interval (days) 3.22 -1.459 -4.70
Survival (%) -1.65 1.117 -1.84
Calving Sub Index 2.56
Gestation Length (days) -2.79 -0.919 2.56
Beef Sub Index -1.13
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.86 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index -1.87
Live WT (kg) 6.10 -0.307 -1.87
Total Carbon Sub Index -11.86

* Based on an €80/tonne carbon price