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 9.41
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -10.50 -0.375 3.93
Prot (kg) -9.37 -0.441 4.14
Fertility Sub Index -10.98
Calving Interval (days) 5.56 -1.459 -8.11
Survival (%) -2.57 1.117 -2.87
Calving Sub Index 0.27
Gestation Length (days) -0.29 -0.919 0.27
Beef Sub Index -0.15
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -0.54

* Based on an €80/tonne carbon price