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 7.12
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -4.61 -0.375 1.73
Prot (kg) -9.11 -0.441 4.02
Fertility Sub Index -15.87
Calving Interval (days) 7.37 -1.459 -10.75
Survival (%) -4.58 1.117 -5.12
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 1.26
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -8.90

* Based on an €80/tonne carbon price