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 4.41
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -2.81 -0.375 1.05
Prot (kg) -3.64 -0.441 1.61
Fertility Sub Index -7.95
Calving Interval (days) 3.91 -1.459 -5.70
Survival (%) -2.01 1.117 -2.25
Calving Sub Index 1.38
Gestation Length (days) -1.50 -0.919 1.38
Beef Sub Index -0.17
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.56 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index -0.58

* Based on an €80/tonne carbon price