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 10.19
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -11.80 -0.375 4.42
Prot (kg) -9.99 -0.441 4.41
Fertility Sub Index -2.36
Calving Interval (days) 0.87 -1.459 -1.27
Survival (%) -0.98 1.117 -1.09
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index -1.50
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 2.99 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 7.75

* Based on an €80/tonne carbon price