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 -2.29
Milk (kg) 228.00 -0.014 -3.19
Fat (kg) -4.07 -0.375 1.52
Prot (kg) 1.41 -0.441 -0.62
Fertility Sub Index 0.24
Calving Interval (days) 0.24 -1.459 -0.35
Survival (%) 0.53 1.117 0.59
Calving Sub Index 2.68
Gestation Length (days) -2.92 -0.919 2.68
Beef Sub Index 0.15
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 6.12 -0.432 -2.64
Maintenance Sub Index Maint. Sub Index -2.39
Live WT (kg) 7.80 -0.307 -2.39
Total Carbon Sub Index -1.60

* Based on an €80/tonne carbon price