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 16.70
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -17.29 -0.375 6.48
Prot (kg) -14.54 -0.441 6.42
Fertility Sub Index 5.13
Calving Interval (days) -3.17 -1.459 4.63
Survival (%) 0.45 1.117 0.50
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 1.88
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.05 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 25.42

* Based on an €80/tonne carbon price