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 7.83
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -6.12 -0.375 2.29
Prot (kg) -5.10 -0.441 2.25
Fertility Sub Index 5.18
Calving Interval (days) -3.54 -1.459 5.17
Survival (%) 0.01 1.117 0.01
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.82
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 23.72

* Based on an €80/tonne carbon price