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 3.62
Milk (kg) -137.00 -0.014 1.92
Fat (kg) 2.12 -0.375 -0.79
Prot (kg) -5.66 -0.441 2.50
Fertility Sub Index 2.90
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 0.64 1.117 0.72
Calving Sub Index 2.45
Gestation Length (days) -2.66 -0.919 2.45
Beef Sub Index -1.34
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 2.61 -0.432 -1.13
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 12.26

* Based on an €80/tonne carbon price