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 6.80
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -5.84 -0.375 2.19
Prot (kg) -5.67 -0.441 2.50
Fertility Sub Index -2.23
Calving Interval (days) 0.21 -1.459 -0.31
Survival (%) -1.72 1.117 -1.92
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 2.39
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 0.44 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 10.77

* Based on an €80/tonne carbon price