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 8.75
Milk (kg) -291.00 -0.014 4.07
Fat (kg) -3.94 -0.375 1.48
Prot (kg) -7.24 -0.441 3.20
Fertility Sub Index -1.63
Calving Interval (days) 1.28 -1.459 -1.87
Survival (%) 0.21 1.117 0.23
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -1.78
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 8.90 -0.432 -3.84
Maintenance Sub Index Maint. Sub Index 7.36
Live WT (kg) -24.00 -0.307 7.36
Total Carbon Sub Index 13.42

* Based on an €80/tonne carbon price