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 8.78
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -4.17 -0.375 1.56
Prot (kg) -10.73 -0.441 4.74
Fertility Sub Index -6.85
Calving Interval (days) 3.50 -1.459 -5.11
Survival (%) -1.56 1.117 -1.74
Calving Sub Index -0.51
Gestation Length (days) 0.56 -0.919 -0.51
Beef Sub Index 0.36
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 2.72

* Based on an €80/tonne carbon price