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 -4.14
Milk (kg) -45.00 -0.014 0.63
Fat (kg) 7.06 -0.375 -2.64
Prot (kg) 4.82 -0.441 -2.13
Fertility Sub Index 5.60
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) 2.27 1.117 2.54
Calving Sub Index 3.93
Gestation Length (days) -4.28 -0.919 3.93
Beef Sub Index 1.12
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) 6.44 -0.432 -2.78
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index 4.68

* Based on an €80/tonne carbon price