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 4.68
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -5.18 -0.375 1.94
Prot (kg) -5.04 -0.441 2.22
Fertility Sub Index -9.54
Calving Interval (days) 4.27 -1.459 -6.23
Survival (%) -2.96 1.117 -3.31
Calving Sub Index 1.91
Gestation Length (days) -2.08 -0.919 1.91
Beef Sub Index -3.28
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 6.62 -0.432 -2.86
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index -8.36

* Based on an €80/tonne carbon price