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 -4.62
Milk (kg) 134.00 -0.014 -1.88
Fat (kg) 5.38 -0.375 -2.02
Prot (kg) 1.66 -0.441 -0.73
Fertility Sub Index 0.27
Calving Interval (days) 0.85 -1.459 -1.24
Survival (%) 1.35 1.117 1.51
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.23
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 4.44 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 2.76

* Based on an €80/tonne carbon price