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 12.89
Milk (kg) -232.00 -0.014 3.25
Fat (kg) -12.64 -0.375 4.73
Prot (kg) -11.11 -0.441 4.90
Fertility Sub Index 4.79
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) 0.54 1.117 0.60
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.24
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.99 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 27.17

* Based on an €80/tonne carbon price