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 12.14
Milk (kg) -267.00 -0.014 3.74
Fat (kg) -10.91 -0.375 4.09
Prot (kg) -9.77 -0.441 4.31
Fertility Sub Index 5.00
Calving Interval (days) -2.45 -1.459 3.57
Survival (%) 1.28 1.117 1.43
Calving Sub Index 1.96
Gestation Length (days) -2.13 -0.919 1.96
Beef Sub Index -2.53
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 5.00 -0.432 -2.16
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 19.42

* Based on an €80/tonne carbon price