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 6.26
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -8.82 -0.375 3.30
Prot (kg) -6.50 -0.441 2.87
Fertility Sub Index -7.31
Calving Interval (days) 2.76 -1.459 -4.03
Survival (%) -2.94 1.117 -3.28
Calving Sub Index 2.18
Gestation Length (days) -2.37 -0.919 2.18
Beef Sub Index -2.20
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 6.80 -0.432 -2.94
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index -2.17

* Based on an €80/tonne carbon price