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 8.74
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -9.01 -0.375 3.37
Prot (kg) -6.98 -0.441 3.08
Fertility Sub Index 0.21
Calving Interval (days) 0.01 -1.459 -0.01
Survival (%) 0.20 1.117 0.22
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.77
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 19.52

* Based on an €80/tonne carbon price