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 3.05
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -3.63 -0.375 1.36
Prot (kg) -2.14 -0.441 0.94
Fertility Sub Index -3.87
Calving Interval (days) 2.85 -1.459 -4.16
Survival (%) 0.26 1.117 0.29
Calving Sub Index -1.40
Gestation Length (days) 1.52 -0.919 -1.40
Beef Sub Index 0.26
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 1.78

* Based on an €80/tonne carbon price