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 7.89
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -8.30 -0.375 3.11
Prot (kg) -8.23 -0.441 3.63
Fertility Sub Index 1.77
Calving Interval (days) -3.13 -1.459 4.57
Survival (%) -2.50 1.117 -2.79
Calving Sub Index -3.64
Gestation Length (days) 3.96 -0.919 -3.64
Beef Sub Index 2.44
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -3.34 -0.432 1.44
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 10.09

* Based on an €80/tonne carbon price