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 7.17
Milk (kg) -219.00 -0.014 3.07
Fat (kg) -3.20 -0.375 1.20
Prot (kg) -6.59 -0.441 2.91
Fertility Sub Index 4.43
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 1.64 1.117 1.83
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -1.17
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 8.21 -0.432 -3.54
Maintenance Sub Index Maint. Sub Index 7.57
Live WT (kg) -24.70 -0.307 7.57
Total Carbon Sub Index 18.81

* Based on an €80/tonne carbon price