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 -4.63
Milk (kg) -45.00 -0.014 0.63
Fat (kg) 9.20 -0.375 -3.45
Prot (kg) 4.10 -0.441 -1.81
Fertility Sub Index 1.48
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) 1.09 1.117 1.22
Calving Sub Index 1.65
Gestation Length (days) -1.79 -0.919 1.65
Beef Sub Index 3.00
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 2.71 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 7.41

* Based on an €80/tonne carbon price