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 7.87
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -7.32 -0.375 2.74
Prot (kg) -8.83 -0.441 3.90
Fertility Sub Index -4.72
Calving Interval (days) 2.12 -1.459 -3.09
Survival (%) -1.46 1.117 -1.63
Calving Sub Index -1.18
Gestation Length (days) 1.28 -0.919 -1.18
Beef Sub Index 0.00
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 3.54

* Based on an €80/tonne carbon price