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 3.81
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -3.05 -0.375 1.14
Prot (kg) -3.96 -0.441 1.75
Fertility Sub Index 4.41
Calving Interval (days) -2.52 -1.459 3.68
Survival (%) 0.66 1.117 0.74
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 5.61
Carcass Weight (kg) -9.50 -0.528 5.01
Age of Slaughter (days) -1.38 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 8.22
Live WT (kg) -26.80 -0.307 8.22
Total Carbon Sub Index 27.01

* Based on an €80/tonne carbon price