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 6.25
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -3.73 -0.375 1.40
Prot (kg) -5.42 -0.441 2.39
Fertility Sub Index 0.35
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) 1.19 1.117 1.33
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.58
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 3.53 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 11.58

* Based on an €80/tonne carbon price