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 5.34
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -5.10 -0.375 1.91
Prot (kg) -4.32 -0.441 1.91
Fertility Sub Index -0.17
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) 0.50 1.117 0.56
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -0.84
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 4.26 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 12.70

* Based on an €80/tonne carbon price