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 6.07
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -5.08 -0.375 1.90
Prot (kg) -5.06 -0.441 2.23
Fertility Sub Index -1.61
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 0.13 1.117 0.15
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 0.12
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) 8.77 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 9.29
Live WT (kg) -30.30 -0.307 9.29
Total Carbon Sub Index 14.54

* Based on an €80/tonne carbon price