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 5.11
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -6.82 -0.375 2.55
Prot (kg) -5.21 -0.441 2.30
Fertility Sub Index -7.59
Calving Interval (days) 4.04 -1.459 -5.89
Survival (%) -1.52 1.117 -1.70
Calving Sub Index 1.88
Gestation Length (days) -2.05 -0.919 1.88
Beef Sub Index -1.61
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index -0.56

* Based on an €80/tonne carbon price