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 7.75
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -9.44 -0.375 3.54
Prot (kg) -5.78 -0.441 2.55
Fertility Sub Index -5.21
Calving Interval (days) 3.70 -1.459 -5.40
Survival (%) 0.17 1.117 0.19
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index -2.15
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 6.58 -0.432 -2.84
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 4.07

* Based on an €80/tonne carbon price