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 15.52
Milk (kg) -236.00 -0.014 3.30
Fat (kg) -14.33 -0.375 5.37
Prot (kg) -15.51 -0.441 6.85
Fertility Sub Index 7.04
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 1.91 1.117 2.13
Calving Sub Index -3.53
Gestation Length (days) 3.84 -0.919 -3.53
Beef Sub Index 4.35
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) -1.88 -0.432 0.81
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 29.65

* Based on an €80/tonne carbon price