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 9.38
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -10.31 -0.375 3.86
Prot (kg) -9.59 -0.441 4.23
Fertility Sub Index -9.44
Calving Interval (days) 4.90 -1.459 -7.15
Survival (%) -2.05 1.117 -2.29
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index -1.49
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 1.40

* Based on an €80/tonne carbon price