Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 1.43
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -0.38 -0.375 0.14
Prot (kg) -0.88 -0.441 0.39
Fertility Sub Index 8.80
Calving Interval (days) -4.18 -1.459 6.10
Survival (%) 2.42 1.117 2.70
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.26
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.55 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 19.08

* Based on an €80/tonne carbon price