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 4.43
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -1.76 -0.375 0.66
Prot (kg) -4.83 -0.441 2.13
Fertility Sub Index 2.87
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 0.61 1.117 0.68
Calving Sub Index 1.11
Gestation Length (days) -1.21 -0.919 1.11
Beef Sub Index -4.79
Carcass Weight (kg) 9.70 -0.528 -5.12
Age of Slaughter (days) -0.76 -0.432 0.33
Maintenance Sub Index Maint. Sub Index -4.66
Live WT (kg) 15.20 -0.307 -4.66
Total Carbon Sub Index -1.03

* Based on an €80/tonne carbon price