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 5.48
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -5.60 -0.375 2.10
Prot (kg) -4.87 -0.441 2.15
Fertility Sub Index -7.68
Calving Interval (days) 4.24 -1.459 -6.19
Survival (%) -1.34 1.117 -1.50
Calving Sub Index 1.35
Gestation Length (days) -1.47 -0.919 1.35
Beef Sub Index 0.46
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 4.44 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 3.19

* Based on an €80/tonne carbon price