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 7.17
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -11.34 -0.375 4.25
Prot (kg) -2.92 -0.441 1.29
Fertility Sub Index -0.35
Calving Interval (days) 0.41 -1.459 -0.60
Survival (%) 0.22 1.117 0.25
Calving Sub Index -1.61
Gestation Length (days) 1.75 -0.919 -1.61
Beef Sub Index -2.22
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 5.99 -0.432 -2.59
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 8.09

* Based on an €80/tonne carbon price