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 3.08
Milk (kg) -168.00 -0.014 2.35
Fat (kg) 1.20 -0.375 -0.45
Prot (kg) -2.66 -0.441 1.17
Fertility Sub Index 7.18
Calving Interval (days) -4.31 -1.459 6.29
Survival (%) 0.80 1.117 0.89
Calving Sub Index 1.52
Gestation Length (days) -1.65 -0.919 1.52
Beef Sub Index -2.13
Carcass Weight (kg) 3.80 -0.528 -2.00
Age of Slaughter (days) 0.30 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 9.80

* Based on an €80/tonne carbon price