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 1.30
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -0.45 -0.375 0.17
Prot (kg) -1.23 -0.441 0.54
Fertility Sub Index 0.55
Calving Interval (days) -0.23 -1.459 0.34
Survival (%) 0.19 1.117 0.21
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.28
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 11.76

* Based on an €80/tonne carbon price