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 4.05
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -2.84 -0.375 1.06
Prot (kg) -3.82 -0.441 1.69
Fertility Sub Index -4.89
Calving Interval (days) 2.54 -1.459 -3.71
Survival (%) -1.06 1.117 -1.18
Calving Sub Index -0.53
Gestation Length (days) 0.58 -0.919 -0.53
Beef Sub Index 0.51
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.13 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 0.53

* Based on an €80/tonne carbon price