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 1.93
Milk (kg) -36.00 -0.014 0.50
Fat (kg) 0.46 -0.375 -0.17
Prot (kg) -3.62 -0.441 1.60
Fertility Sub Index -4.10
Calving Interval (days) 4.48 -1.459 -6.54
Survival (%) 2.18 1.117 2.44
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index -2.99
Carcass Weight (kg) 7.50 -0.528 -3.96
Age of Slaughter (days) -2.23 -0.432 0.96
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index -5.86

* Based on an €80/tonne carbon price