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 11.07
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -12.17 -0.375 4.56
Prot (kg) -10.72 -0.441 4.73
Fertility Sub Index -7.33
Calving Interval (days) 3.64 -1.459 -5.31
Survival (%) -1.81 1.117 -2.02
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 0.32
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.18 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 7.39

* Based on an €80/tonne carbon price