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 16.06
Milk (kg) -294.00 -0.014 4.12
Fat (kg) -15.18 -0.375 5.69
Prot (kg) -14.18 -0.441 6.26
Fertility Sub Index 4.02
Calving Interval (days) -2.66 -1.459 3.88
Survival (%) 0.12 1.117 0.13
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 5.61
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) -5.43 -0.432 2.34
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 28.59

* Based on an €80/tonne carbon price