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 5.47
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -5.16 -0.375 1.93
Prot (kg) -3.47 -0.441 1.53
Fertility Sub Index 0.56
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) 1.14 1.117 1.27
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 1.14
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) -3.61 -0.432 1.56
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index 8.60

* Based on an €80/tonne carbon price