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 20.59
Milk (kg) -503.00 -0.014 7.04
Fat (kg) -17.08 -0.375 6.40
Prot (kg) -16.20 -0.441 7.15
Fertility Sub Index 6.17
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 1.92 1.117 2.15
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index -2.37
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 8.66 -0.432 -3.74
Maintenance Sub Index Maint. Sub Index 6.93
Live WT (kg) -22.60 -0.307 6.93
Total Carbon Sub Index 29.79

* Based on an €80/tonne carbon price