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 -9.77
Milk (kg) 141.00 -0.014 -1.97
Fat (kg) 18.26 -0.375 -6.84
Prot (kg) 2.16 -0.441 -0.95
Fertility Sub Index -5.67
Calving Interval (days) 2.83 -1.459 -4.13
Survival (%) -1.38 1.117 -1.54
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.04
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index -14.33

* Based on an €80/tonne carbon price