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 4.70
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -2.50 -0.375 0.94
Prot (kg) -3.92 -0.441 1.73
Fertility Sub Index -6.58
Calving Interval (days) 2.93 -1.459 -4.27
Survival (%) -2.06 1.117 -2.30
Calving Sub Index 1.45
Gestation Length (days) -1.58 -0.919 1.45
Beef Sub Index -3.05
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 5.72 -0.432 -2.47
Maintenance Sub Index Maint. Sub Index -0.12
Live WT (kg) 0.40 -0.307 -0.12
Total Carbon Sub Index -3.60

* Based on an €80/tonne carbon price