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 3.80
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -3.14 -0.375 1.18
Prot (kg) -3.28 -0.441 1.45
Fertility Sub Index -1.37
Calving Interval (days) 0.57 -1.459 -0.83
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 3.27
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 16.22

* Based on an €80/tonne carbon price