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 6.06
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -6.06 -0.375 2.27
Prot (kg) -8.01 -0.441 3.54
Fertility Sub Index -17.53
Calving Interval (days) 9.19 -1.459 -13.41
Survival (%) -3.69 1.117 -4.12
Calving Sub Index 1.26
Gestation Length (days) -1.37 -0.919 1.26
Beef Sub Index 1.14
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index -1.90
Live WT (kg) 6.20 -0.307 -1.90
Total Carbon Sub Index -10.98

* Based on an €80/tonne carbon price