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 5.64
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -6.34 -0.375 2.37
Prot (kg) -6.41 -0.441 2.83
Fertility Sub Index -1.42
Calving Interval (days) 1.86 -1.459 -2.71
Survival (%) 1.16 1.117 1.30
Calving Sub Index -0.62
Gestation Length (days) 0.67 -0.919 -0.62
Beef Sub Index -3.48
Carcass Weight (kg) 10.20 -0.528 -5.38
Age of Slaughter (days) -4.40 -0.432 1.90
Maintenance Sub Index Maint. Sub Index -0.95
Live WT (kg) 3.10 -0.307 -0.95
Total Carbon Sub Index -0.83

* Based on an €80/tonne carbon price