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 3.27
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -1.55 -0.375 0.58
Prot (kg) -3.17 -0.441 1.40
Fertility Sub Index -1.57
Calving Interval (days) 1.19 -1.459 -1.74
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -2.18
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 8.96 -0.432 -3.87
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 7.01

* Based on an €80/tonne carbon price