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 11.45
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -10.82 -0.375 4.05
Prot (kg) -12.80 -0.441 5.65
Fertility Sub Index -3.56
Calving Interval (days) 2.01 -1.459 -2.93
Survival (%) -0.56 1.117 -0.63
Calving Sub Index -0.26
Gestation Length (days) 0.28 -0.919 -0.26
Beef Sub Index -0.16
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.30 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 9.35

* Based on an €80/tonne carbon price