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 14.66
Milk (kg) -234.00 -0.014 3.28
Fat (kg) -16.80 -0.375 6.29
Prot (kg) -11.54 -0.441 5.09
Fertility Sub Index 0.30
Calving Interval (days) 0.31 -1.459 -0.45
Survival (%) 0.67 1.117 0.75
Calving Sub Index -1.12
Gestation Length (days) 1.22 -0.919 -1.12
Beef Sub Index -2.17
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 6.13 -0.432 -2.65
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 14.52

* Based on an €80/tonne carbon price