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 6.97
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -9.21 -0.375 3.45
Prot (kg) -6.99 -0.441 3.09
Fertility Sub Index -10.55
Calving Interval (days) 5.40 -1.459 -7.88
Survival (%) -2.39 1.117 -2.67
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index 1.00
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 4.41 -0.432 -1.90
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 2.54

* Based on an €80/tonne carbon price