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 1.40
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -0.52 -0.375 0.19
Prot (kg) -1.09 -0.441 0.48
Fertility Sub Index 2.74
Calving Interval (days) -1.51 -1.459 2.20
Survival (%) 0.48 1.117 0.54
Calving Sub Index 0.14
Gestation Length (days) -0.15 -0.919 0.14
Beef Sub Index 3.80
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) -0.99 -0.432 0.43
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 14.40

* Based on an €80/tonne carbon price