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 2.74
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -3.70 -0.375 1.39
Prot (kg) -3.01 -0.441 1.33
Fertility Sub Index -9.99
Calving Interval (days) 5.72 -1.459 -8.35
Survival (%) -1.47 1.117 -1.64
Calving Sub Index 1.44
Gestation Length (days) -1.57 -0.919 1.44
Beef Sub Index -0.26
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 4.75 -0.432 -2.05
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index -1.84

* Based on an €80/tonne carbon price