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 2.65
Milk (kg) -139.00 -0.014 1.95
Fat (kg) 3.97 -0.375 -1.49
Prot (kg) -4.96 -0.441 2.19
Fertility Sub Index 2.11
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) 1.24 1.117 1.39
Calving Sub Index 3.13
Gestation Length (days) -3.40 -0.919 3.13
Beef Sub Index -0.82
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 4.11 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 7.37

* Based on an €80/tonne carbon price