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 5.06
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -6.89 -0.375 2.58
Prot (kg) -2.95 -0.441 1.30
Fertility Sub Index -4.57
Calving Interval (days) 2.92 -1.459 -4.26
Survival (%) -0.28 1.117 -0.31
Calving Sub Index -1.65
Gestation Length (days) 1.79 -0.919 -1.65
Beef Sub Index 1.00
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 6.25

* Based on an €80/tonne carbon price