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 6.89
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -7.34 -0.375 2.75
Prot (kg) -5.14 -0.441 2.27
Fertility Sub Index 0.29
Calving Interval (days) -0.09 -1.459 0.13
Survival (%) 0.14 1.117 0.16
Calving Sub Index -1.67
Gestation Length (days) 1.82 -0.919 -1.67
Beef Sub Index -2.33
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 4.91 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 7.47

* Based on an €80/tonne carbon price