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 16.50
Milk (kg) -472.00 -0.014 6.61
Fat (kg) -8.74 -0.375 3.27
Prot (kg) -15.00 -0.441 6.62
Fertility Sub Index -1.30
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) 0.21 1.117 0.23
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.59
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 8.45 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 7.14
Live WT (kg) -23.30 -0.307 7.14
Total Carbon Sub Index 21.52

* Based on an €80/tonne carbon price