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 6.52
Milk (kg) -352.00 -0.014 4.93
Fat (kg) 3.44 -0.375 -1.29
Prot (kg) -6.52 -0.441 2.88
Fertility Sub Index 4.89
Calving Interval (days) -3.22 -1.459 4.70
Survival (%) 0.17 1.117 0.19
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index -1.53
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 8.56 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 7.48
Live WT (kg) -24.40 -0.307 7.48
Total Carbon Sub Index 18.14

* Based on an €80/tonne carbon price