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 7.51
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -8.60 -0.375 3.22
Prot (kg) -8.74 -0.441 3.86
Fertility Sub Index -14.11
Calving Interval (days) 7.48 -1.459 -10.91
Survival (%) -2.86 1.117 -3.20
Calving Sub Index 1.19
Gestation Length (days) -1.29 -0.919 1.19
Beef Sub Index 0.31
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index -4.43

* Based on an €80/tonne carbon price