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 12.24
Milk (kg) -445.00 -0.014 6.23
Fat (kg) -5.03 -0.375 1.88
Prot (kg) -9.35 -0.441 4.13
Fertility Sub Index 5.15
Calving Interval (days) -2.94 -1.459 4.29
Survival (%) 0.77 1.117 0.86
Calving Sub Index 1.37
Gestation Length (days) -1.49 -0.919 1.37
Beef Sub Index 3.39
Carcass Weight (kg) -9.80 -0.528 5.17
Age of Slaughter (days) 4.13 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index 8.00
Live WT (kg) -26.10 -0.307 8.00
Total Carbon Sub Index 30.14

* Based on an €80/tonne carbon price