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 26.04
Milk (kg) -562.00 -0.014 7.87
Fat (kg) -23.35 -0.375 8.75
Prot (kg) -21.36 -0.441 9.43
Fertility Sub Index 0.55
Calving Interval (days) 0.08 -1.459 -0.12
Survival (%) 0.60 1.117 0.67
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index -2.40
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 8.74 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 29.05

* Based on an €80/tonne carbon price