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 39.08
Milk (kg) -457.00 -0.014 6.40
Fat (kg) -43.28 -0.375 16.21
Prot (kg) -37.33 -0.441 16.48
Fertility Sub Index -0.18
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) 0.47 1.117 0.53
Calving Sub Index -1.55
Gestation Length (days) 1.69 -0.919 -1.55
Beef Sub Index -2.80
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 6.37 -0.432 -2.75
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 39.77

* Based on an €80/tonne carbon price