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 -7.06
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) 9.18 -0.375 -3.44
Prot (kg) 7.47 -0.441 -3.30
Fertility Sub Index 5.71
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 1.51 1.117 1.69
Calving Sub Index 4.95
Gestation Length (days) -5.38 -0.919 4.95
Beef Sub Index -1.67
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 3.75 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index -4.29
Live WT (kg) 14.00 -0.307 -4.29
Total Carbon Sub Index -2.36

* Based on an €80/tonne carbon price