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 1.51
Milk (kg) -143.00 -0.014 2.00
Fat (kg) 2.72 -0.375 -1.02
Prot (kg) -1.19 -0.441 0.53
Fertility Sub Index -3.37
Calving Interval (days) 1.72 -1.459 -2.51
Survival (%) -0.77 1.117 -0.86
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.13
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index -0.87

* Based on an €80/tonne carbon price