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 3.42
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -4.76 -0.375 1.78
Prot (kg) -0.80 -0.441 0.35
Fertility Sub Index 5.83
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 0.57 1.117 0.64
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.33
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 19.55

* Based on an €80/tonne carbon price