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 11.81
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -10.87 -0.375 4.07
Prot (kg) -10.26 -0.441 4.53
Fertility Sub Index 6.13
Calving Interval (days) -3.25 -1.459 4.74
Survival (%) 1.24 1.117 1.39
Calving Sub Index -0.79
Gestation Length (days) 0.86 -0.919 -0.79
Beef Sub Index 2.36
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.43 -0.432 0.62
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 25.54

* Based on an €80/tonne carbon price