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 -7.65
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) 10.62 -0.375 -3.98
Prot (kg) 7.52 -0.441 -3.32
Fertility Sub Index -4.86
Calving Interval (days) 2.28 -1.459 -3.33
Survival (%) -1.37 1.117 -1.53
Calving Sub Index 2.80
Gestation Length (days) -3.05 -0.919 2.80
Beef Sub Index 3.71
Carcass Weight (kg) -10.40 -0.528 5.49
Age of Slaughter (days) 4.12 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index -3.39

* Based on an €80/tonne carbon price