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 3.08
Milk (kg) -103.00 -0.014 1.44
Fat (kg) 2.44 -0.375 -0.91
Prot (kg) -5.79 -0.441 2.56
Fertility Sub Index -3.59
Calving Interval (days) 0.39 -1.459 -0.57
Survival (%) -2.70 1.117 -3.02
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index -0.61
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 0.06 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index -2.64
Live WT (kg) 8.60 -0.307 -2.64
Total Carbon Sub Index -3.70

* Based on an €80/tonne carbon price