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 11.32
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -7.16 -0.375 2.68
Prot (kg) -9.61 -0.441 4.24
Fertility Sub Index 5.50
Calving Interval (days) -3.37 -1.459 4.92
Survival (%) 0.52 1.117 0.58
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index 1.43
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 4.38 -0.432 -1.89
Maintenance Sub Index Maint. Sub Index 7.82
Live WT (kg) -25.50 -0.307 7.82
Total Carbon Sub Index 26.92

* Based on an €80/tonne carbon price