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 2.87
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -1.47 -0.375 0.55
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index -1.50
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) 0.17 1.117 0.19
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -1.99
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 8.51 -0.432 -3.67
Maintenance Sub Index Maint. Sub Index 6.84
Live WT (kg) -22.30 -0.307 6.84
Total Carbon Sub Index 6.92

* Based on an €80/tonne carbon price