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 1.83
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -3.61 -0.375 1.35
Prot (kg) 0.43 -0.441 -0.19
Fertility Sub Index 0.36
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) 0.45 1.117 0.50
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -2.91
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 5.63 -0.432 -2.43
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 5.06

* Based on an €80/tonne carbon price