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 12.15
Milk (kg) -273.00 -0.014 3.82
Fat (kg) -10.31 -0.375 3.86
Prot (kg) -10.13 -0.441 4.47
Fertility Sub Index -1.62
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 0.18 1.117 0.20
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -1.29
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 8.86 -0.432 -3.82
Maintenance Sub Index Maint. Sub Index 7.85
Live WT (kg) -25.60 -0.307 7.85
Total Carbon Sub Index 17.79

* Based on an €80/tonne carbon price