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 5.96
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -7.08 -0.375 2.65
Prot (kg) -4.57 -0.441 2.02
Fertility Sub Index 3.67
Calving Interval (days) -2.28 -1.459 3.33
Survival (%) 0.31 1.117 0.35
Calving Sub Index 2.17
Gestation Length (days) -2.36 -0.919 2.17
Beef Sub Index 4.37
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) -2.42 -0.432 1.04
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 21.65

* Based on an €80/tonne carbon price