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 13.38
Milk (kg) -301.00 -0.014 4.21
Fat (kg) -10.08 -0.375 3.78
Prot (kg) -12.21 -0.441 5.39
Fertility Sub Index 6.92
Calving Interval (days) -3.74 -1.459 5.46
Survival (%) 1.31 1.117 1.46
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index 2.20
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 25.52

* Based on an €80/tonne carbon price