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 5.67
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -6.84 -0.375 2.56
Prot (kg) -3.10 -0.441 1.37
Fertility Sub Index 4.15
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 0.27 1.117 0.30
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index 2.54
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 3.28 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 17.00

* Based on an €80/tonne carbon price