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 2.05
Milk (kg) 100.00 -0.014 -1.40
Fat (kg) -5.70 -0.375 2.13
Prot (kg) -2.97 -0.441 1.31
Fertility Sub Index -2.04
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -0.98 1.117 -1.09
Calving Sub Index 1.65
Gestation Length (days) -1.80 -0.919 1.65
Beef Sub Index -1.46
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 3.75 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 0.35

* Based on an €80/tonne carbon price