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 1.53
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) -1.89 -0.375 0.71
Prot (kg) -1.96 -0.441 0.87
Fertility Sub Index 4.45
Calving Interval (days) -2.35 -1.459 3.43
Survival (%) 0.91 1.117 1.02
Calving Sub Index -1.37
Gestation Length (days) 1.49 -0.919 -1.37
Beef Sub Index -10.14
Carcass Weight (kg) 16.60 -0.528 -8.76
Age of Slaughter (days) 3.21 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index -15.33
Live WT (kg) 50.00 -0.307 -15.33
Total Carbon Sub Index -20.87

* Based on an €80/tonne carbon price