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 -1.67
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 2.05 -0.375 -0.77
Prot (kg) 2.32 -0.441 -1.02
Fertility Sub Index -0.83
Calving Interval (days) -0.13 -1.459 0.19
Survival (%) -0.91 1.117 -1.02
Calving Sub Index 2.05
Gestation Length (days) -2.23 -0.919 2.05
Beef Sub Index 0.92
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 3.46

* Based on an €80/tonne carbon price