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 7.52
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -7.80 -0.375 2.92
Prot (kg) -7.18 -0.441 3.17
Fertility Sub Index -3.83
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) -1.16 1.117 -1.30
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.50
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 4.88

* Based on an €80/tonne carbon price