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 -1.64
Milk (kg) -25.00 -0.014 0.35
Fat (kg) 2.21 -0.375 -0.83
Prot (kg) 2.64 -0.441 -1.17
Fertility Sub Index -2.81
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 2.79
Gestation Length (days) -3.04 -0.919 2.79
Beef Sub Index 0.42
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 4.04 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 0.76

* Based on an €80/tonne carbon price