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 6.54
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -5.31 -0.375 1.99
Prot (kg) -6.38 -0.441 2.82
Fertility Sub Index -4.34
Calving Interval (days) 2.67 -1.459 -3.90
Survival (%) -0.40 1.117 -0.45
Calving Sub Index 2.50
Gestation Length (days) -2.72 -0.919 2.50
Beef Sub Index 2.51
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 3.60 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 9.81

* Based on an €80/tonne carbon price