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 12.11
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -11.28 -0.375 4.23
Prot (kg) -10.15 -0.441 4.48
Fertility Sub Index 8.06
Calving Interval (days) -4.88 -1.459 7.12
Survival (%) 0.84 1.117 0.94
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 0.82
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 3.24 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 25.09

* Based on an €80/tonne carbon price