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 2.95
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -2.01 -0.375 0.75
Prot (kg) -1.88 -0.441 0.83
Fertility Sub Index 5.86
Calving Interval (days) -2.94 -1.459 4.29
Survival (%) 1.41 1.117 1.58
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 4.67
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) -2.01 -0.432 0.87
Maintenance Sub Index Maint. Sub Index 6.90
Live WT (kg) -22.50 -0.307 6.90
Total Carbon Sub Index 23.17

* Based on an €80/tonne carbon price