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 5.73
Calving Interval (days) -3.19 -1.459 4.65
Survival (%) 0.96 1.117 1.07
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 5.50
Carcass Weight (kg) -9.20 -0.528 4.85
Age of Slaughter (days) -1.50 -0.432 0.65
Maintenance Sub Index Maint. Sub Index 8.12
Live WT (kg) -26.50 -0.307 8.12
Total Carbon Sub Index 26.99

* Based on an €80/tonne carbon price