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 5.11
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -4.71 -0.375 1.76
Prot (kg) -3.91 -0.441 1.73
Fertility Sub Index -4.09
Calving Interval (days) 2.04 -1.459 -2.98
Survival (%) -1.00 1.117 -1.12
Calving Sub Index -1.25
Gestation Length (days) 1.36 -0.919 -1.25
Beef Sub Index 0.04
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 1.75

* Based on an €80/tonne carbon price