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 5.37
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -8.43 -0.375 3.16
Prot (kg) -1.30 -0.441 0.57
Fertility Sub Index 7.02
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 2.09 1.117 2.33
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.96
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.99 -0.432 0.43
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 23.76

* Based on an €80/tonne carbon price