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 10.36
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -13.28 -0.375 4.97
Prot (kg) -9.80 -0.441 4.33
Fertility Sub Index 6.54
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) 0.76 1.117 0.85
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.13
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.98 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 24.33

* Based on an €80/tonne carbon price