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 8.67
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -8.64 -0.375 3.24
Prot (kg) -7.18 -0.441 3.17
Fertility Sub Index 4.13
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) 0.20 1.117 0.22
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.50
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.98 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 21.06

* Based on an €80/tonne carbon price