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 19.83
Milk (kg) -372.00 -0.014 5.21
Fat (kg) -20.60 -0.375 7.72
Prot (kg) -15.65 -0.441 6.91
Fertility Sub Index 2.28
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) 0.68 1.117 0.76
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.62
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 29.77

* Based on an €80/tonne carbon price