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 4.97
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -3.98 -0.375 1.49
Prot (kg) -2.87 -0.441 1.27
Fertility Sub Index -13.72
Calving Interval (days) 5.94 -1.459 -8.67
Survival (%) -4.52 1.117 -5.05
Calving Sub Index 1.85
Gestation Length (days) -2.01 -0.919 1.85
Beef Sub Index 0.76
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.68 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -7.36

* Based on an €80/tonne carbon price