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 36.87
Milk (kg) -1050.00 -0.014 14.70
Fat (kg) -27.03 -0.375 10.12
Prot (kg) -27.30 -0.441 12.05
Fertility Sub Index 1.71
Calving Interval (days) -1.30 -1.459 1.90
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 1.46
Gestation Length (days) -1.59 -0.919 1.46
Beef Sub Index 1.67
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 45.51

* Based on an €80/tonne carbon price