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 7.71
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -8.01 -0.375 3.00
Prot (kg) -7.32 -0.441 3.23
Fertility Sub Index 7.21
Calving Interval (days) -3.93 -1.459 5.73
Survival (%) 1.32 1.117 1.47
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 0.67
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 21.54

* Based on an €80/tonne carbon price