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 25.38
Milk (kg) -450.00 -0.014 6.30
Fat (kg) -23.46 -0.375 8.79
Prot (kg) -23.31 -0.441 10.29
Fertility Sub Index -2.30
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index 0.19
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 24.52

* Based on an €80/tonne carbon price