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 13.15
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -13.19 -0.375 4.94
Prot (kg) -12.33 -0.441 5.44
Fertility Sub Index 2.02
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index 5.96
Carcass Weight (kg) -10.50 -0.528 5.54
Age of Slaughter (days) -0.98 -0.432 0.42
Maintenance Sub Index Maint. Sub Index 7.76
Live WT (kg) -25.30 -0.307 7.76
Total Carbon Sub Index 28.89

* Based on an €80/tonne carbon price