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 6.61
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -9.76 -0.375 3.66
Prot (kg) -6.64 -0.441 2.93
Fertility Sub Index -4.45
Calving Interval (days) 2.52 -1.459 -3.68
Survival (%) -0.69 1.117 -0.77
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.72
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 3.59

* Based on an €80/tonne carbon price