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 3.40
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -5.01 -0.375 1.88
Prot (kg) -2.67 -0.441 1.18
Fertility Sub Index -7.40
Calving Interval (days) 3.45 -1.459 -5.03
Survival (%) -2.12 1.117 -2.37
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index 1.06
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 4.51 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index -0.74

* Based on an €80/tonne carbon price