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 9.95
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -12.40 -0.375 4.64
Prot (kg) -7.68 -0.441 3.39
Fertility Sub Index -1.09
Calving Interval (days) 0.44 -1.459 -0.64
Survival (%) -0.40 1.117 -0.45
Calving Sub Index -1.83
Gestation Length (days) 1.99 -0.919 -1.83
Beef Sub Index -2.15
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 7.30

* Based on an €80/tonne carbon price