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 23.67
Milk (kg) -415.00 -0.014 5.81
Fat (kg) -25.11 -0.375 9.41
Prot (kg) -19.16 -0.441 8.46
Fertility Sub Index -1.92
Calving Interval (days) 1.17 -1.459 -1.71
Survival (%) -0.19 1.117 -0.21
Calving Sub Index -1.70
Gestation Length (days) 1.85 -0.919 -1.70
Beef Sub Index -1.86
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 4.18 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 21.59

* Based on an €80/tonne carbon price