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 22.03
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -17.21 -0.375 6.45
Prot (kg) -24.59 -0.441 10.85
Fertility Sub Index -6.29
Calving Interval (days) 3.05 -1.459 -4.45
Survival (%) -1.65 1.117 -1.84
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index 1.32
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 18.08

* Based on an €80/tonne carbon price