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 6.87
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -6.65 -0.375 2.49
Prot (kg) -4.91 -0.441 2.17
Fertility Sub Index 8.13
Calving Interval (days) -3.72 -1.459 5.43
Survival (%) 2.42 1.117 2.70
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.61
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 23.72

* Based on an €80/tonne carbon price