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 4.23
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -2.66 -0.375 1.00
Prot (kg) -3.87 -0.441 1.71
Fertility Sub Index -0.27
Calving Interval (days) 0.19 -1.459 -0.28
Survival (%) 0.01 1.117 0.01
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.97
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.38 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 14.90

* Based on an €80/tonne carbon price