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 4.73
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -5.45 -0.375 2.04
Prot (kg) -3.29 -0.441 1.45
Fertility Sub Index -5.68
Calving Interval (days) 3.73 -1.459 -5.44
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.76
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 7.62 -0.432 -3.29
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 2.59

* Based on an €80/tonne carbon price