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 8.50
Milk (kg) -312.00 -0.014 4.37
Fat (kg) -1.89 -0.375 0.71
Prot (kg) -7.75 -0.441 3.42
Fertility Sub Index 5.53
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 0.67 1.117 0.75
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -2.13
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 8.73 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 6.87
Live WT (kg) -22.40 -0.307 6.87
Total Carbon Sub Index 19.53

* Based on an €80/tonne carbon price