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 8.06
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -7.29 -0.375 2.73
Prot (kg) -7.22 -0.441 3.19
Fertility Sub Index 3.83
Calving Interval (days) -2.24 -1.459 3.27
Survival (%) 0.50 1.117 0.56
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.10
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 19.65

* Based on an €80/tonne carbon price