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 20.21
Milk (kg) -489.00 -0.014 6.85
Fat (kg) -17.43 -0.375 6.53
Prot (kg) -15.48 -0.441 6.83
Fertility Sub Index 6.26
Calving Interval (days) -2.75 -1.459 4.01
Survival (%) 2.01 1.117 2.25
Calving Sub Index -1.76
Gestation Length (days) 1.92 -0.919 -1.76
Beef Sub Index -2.15
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 6.57 -0.432 -2.84
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 29.36

* Based on an €80/tonne carbon price