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 6.12
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -4.70 -0.375 1.76
Prot (kg) -5.12 -0.441 2.26
Fertility Sub Index -1.69
Calving Interval (days) 1.28 -1.459 -1.87
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 0.26
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 8.68 -0.432 -3.75
Maintenance Sub Index Maint. Sub Index 9.53
Live WT (kg) -31.10 -0.307 9.53
Total Carbon Sub Index 14.93

* Based on an €80/tonne carbon price