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 7.46
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -6.33 -0.375 2.37
Prot (kg) -6.29 -0.441 2.78
Fertility Sub Index 4.90
Calving Interval (days) -2.50 -1.459 3.65
Survival (%) 1.12 1.117 1.25
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.24
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.61 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 23.15

* Based on an €80/tonne carbon price