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 1.59
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -2.99 -0.375 1.12
Prot (kg) 1.03 -0.441 -0.45
Fertility Sub Index 2.37
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) 0.76 1.117 0.85
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.21
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.23 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 14.34

* Based on an €80/tonne carbon price