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 17.10
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -16.39 -0.375 6.14
Prot (kg) -14.11 -0.441 6.23
Fertility Sub Index -0.37
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) -2.55 1.117 -2.85
Calving Sub Index -2.41
Gestation Length (days) 2.62 -0.919 -2.41
Beef Sub Index 3.77
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) -3.24 -0.432 1.40
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 21.53

* Based on an €80/tonne carbon price