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 4.34
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -4.69 -0.375 1.76
Prot (kg) -1.75 -0.441 0.77
Fertility Sub Index 6.17
Calving Interval (days) -2.74 -1.459 4.00
Survival (%) 1.94 1.117 2.17
Calving Sub Index -0.97
Gestation Length (days) 1.05 -0.919 -0.97
Beef Sub Index -4.40
Carcass Weight (kg) 6.90 -0.528 -3.64
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index -6.25
Live WT (kg) 20.40 -0.307 -6.25
Total Carbon Sub Index -1.12

* Based on an €80/tonne carbon price