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 -4.22
Milk (kg) 34.00 -0.014 -0.48
Fat (kg) 6.55 -0.375 -2.45
Prot (kg) 2.93 -0.441 -1.29
Fertility Sub Index 6.74
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 2.30 1.117 2.57
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 0.92
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 9.12

* Based on an €80/tonne carbon price