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 2.86
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -0.48 -0.375 0.18
Prot (kg) -2.53 -0.441 1.12
Fertility Sub Index 2.28
Calving Interval (days) -1.42 -1.459 2.07
Survival (%) 0.19 1.117 0.21
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index 2.68
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 13.66

* Based on an €80/tonne carbon price