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 17.40
Milk (kg) -408.00 -0.014 5.71
Fat (kg) -14.87 -0.375 5.57
Prot (kg) -13.86 -0.441 6.12
Fertility Sub Index 3.95
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) 0.15 1.117 0.17
Calving Sub Index -1.39
Gestation Length (days) 1.51 -0.919 -1.39
Beef Sub Index -4.13
Carcass Weight (kg) 8.80 -0.528 -4.64
Age of Slaughter (days) -1.19 -0.432 0.51
Maintenance Sub Index Maint. Sub Index -1.99
Live WT (kg) 6.50 -0.307 -1.99
Total Carbon Sub Index 13.83

* Based on an €80/tonne carbon price