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 8.40
Milk (kg) -423.00 -0.014 5.92
Fat (kg) 1.02 -0.375 -0.38
Prot (kg) -6.49 -0.441 2.86
Fertility Sub Index 4.43
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) 1.68 1.117 1.88
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -1.69
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 8.69 -0.432 -3.75
Maintenance Sub Index Maint. Sub Index 7.42
Live WT (kg) -24.20 -0.307 7.42
Total Carbon Sub Index 19.22

* Based on an €80/tonne carbon price