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 7.67
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -6.21 -0.375 2.33
Prot (kg) -9.04 -0.441 3.99
Fertility Sub Index 3.69
Calving Interval (days) -1.91 -1.459 2.79
Survival (%) 0.81 1.117 0.90
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.55
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 5.43 -0.432 -2.34
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 10.97

* Based on an €80/tonne carbon price