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 2.76
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -3.62 -0.375 1.36
Prot (kg) 1.36 -0.441 -0.60
Fertility Sub Index -2.29
Calving Interval (days) 1.38 -1.459 -2.01
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 2.15
Gestation Length (days) -2.34 -0.919 2.15
Beef Sub Index -1.74
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 4.28 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 2.34

* Based on an €80/tonne carbon price