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 8.91
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -9.27 -0.375 3.47
Prot (kg) -7.11 -0.441 3.14
Fertility Sub Index -0.76
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.30
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 18.86

* Based on an €80/tonne carbon price