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 3.20
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -0.30 -0.375 0.11
Prot (kg) -2.97 -0.441 1.31
Fertility Sub Index -8.86
Calving Interval (days) 4.62 -1.459 -6.74
Survival (%) -1.90 1.117 -2.12
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -3.48
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) 3.29 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -9.98

* Based on an €80/tonne carbon price