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 4.92
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -4.51 -0.375 1.69
Prot (kg) -4.40 -0.441 1.94
Fertility Sub Index -3.67
Calving Interval (days) 1.77 -1.459 -2.58
Survival (%) -0.97 1.117 -1.08
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -0.61
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 4.46 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 10.37

* Based on an €80/tonne carbon price