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 3.22
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -3.54 -0.375 1.33
Prot (kg) -2.04 -0.441 0.90
Fertility Sub Index 5.06
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 0.98 1.117 1.09
Calving Sub Index -1.66
Gestation Length (days) 1.81 -0.919 -1.66
Beef Sub Index -4.68
Carcass Weight (kg) 7.50 -0.528 -3.96
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index -2.61
Live WT (kg) 8.50 -0.307 -2.61
Total Carbon Sub Index -0.66

* Based on an €80/tonne carbon price