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 8.69
Milk (kg) -206.00 -0.014 2.88
Fat (kg) -6.75 -0.375 2.53
Prot (kg) -7.42 -0.441 3.27
Fertility Sub Index 6.01
Calving Interval (days) -3.77 -1.459 5.50
Survival (%) 0.46 1.117 0.51
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.01
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.40 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 23.51

* Based on an €80/tonne carbon price