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 9.66
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -2.79 -0.375 1.05
Prot (kg) -9.50 -0.441 4.19
Fertility Sub Index 1.14
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) 0.76 1.117 0.85
Calving Sub Index 1.40
Gestation Length (days) -1.52 -0.919 1.40
Beef Sub Index 3.77
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) -0.05 -0.432 0.02
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 21.27

* Based on an €80/tonne carbon price