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 0.99
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -1.83 -0.375 0.69
Prot (kg) 0.11 -0.441 -0.05
Fertility Sub Index 8.29
Calving Interval (days) -5.39 -1.459 7.86
Survival (%) 0.38 1.117 0.42
Calving Sub Index -0.88
Gestation Length (days) 0.96 -0.919 -0.88
Beef Sub Index 1.53
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -0.73 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 12.80

* Based on an €80/tonne carbon price