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 -5.03
Milk (kg) 115.00 -0.014 -1.61
Fat (kg) 1.91 -0.375 -0.72
Prot (kg) 6.12 -0.441 -2.70
Fertility Sub Index -1.87
Calving Interval (days) 1.07 -1.459 -1.56
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 1.61
Gestation Length (days) -1.75 -0.919 1.61
Beef Sub Index 2.13
Carcass Weight (kg) -8.00 -0.528 4.22
Age of Slaughter (days) 4.83 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 2.21

* Based on an €80/tonne carbon price