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 9.52
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -5.17 -0.375 1.94
Prot (kg) -13.54 -0.441 5.98
Fertility Sub Index -7.43
Calving Interval (days) 3.95 -1.459 -5.76
Survival (%) -1.49 1.117 -1.66
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 0.24
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 0.54
Live WT (kg) -1.75 -0.307 0.54
Total Carbon Sub Index 2.90

* Based on an €80/tonne carbon price