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 14.75
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -12.24 -0.375 4.58
Prot (kg) -12.32 -0.441 5.44
Fertility Sub Index 2.17
Calving Interval (days) -1.08 -1.459 1.58
Survival (%) 0.53 1.117 0.59
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.94
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 1.26 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 28.38

* Based on an €80/tonne carbon price