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 5.74
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -9.83 -0.375 3.68
Prot (kg) -3.80 -0.441 1.68
Fertility Sub Index -3.58
Calving Interval (days) 2.90 -1.459 -4.23
Survival (%) 0.58 1.117 0.65
Calving Sub Index -1.10
Gestation Length (days) 1.20 -0.919 -1.10
Beef Sub Index -4.17
Carcass Weight (kg) 4.70 -0.528 -2.48
Age of Slaughter (days) 3.92 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index -2.69

* Based on an €80/tonne carbon price