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 6.02
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -4.05 -0.375 1.52
Prot (kg) -6.75 -0.441 2.98
Fertility Sub Index -5.22
Calving Interval (days) 2.53 -1.459 -3.69
Survival (%) -1.37 1.117 -1.53
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 2.29
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 8.41

* Based on an €80/tonne carbon price