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 5.00
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -5.89 -0.375 2.21
Prot (kg) -5.56 -0.441 2.45
Fertility Sub Index -1.74
Calving Interval (days) 0.36 -1.459 -0.53
Survival (%) -1.09 1.117 -1.22
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index 2.00
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.10 -0.432 0.47
Maintenance Sub Index Maint. Sub Index -3.00
Live WT (kg) 9.80 -0.307 -3.00
Total Carbon Sub Index 2.38

* Based on an €80/tonne carbon price