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 5.15
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -4.83 -0.375 1.81
Prot (kg) -6.01 -0.441 2.65
Fertility Sub Index -6.35
Calving Interval (days) 2.85 -1.459 -4.16
Survival (%) -1.96 1.117 -2.19
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index 0.80
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.80 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 2.47

* Based on an €80/tonne carbon price