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 4.14
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -2.48 -0.375 0.93
Prot (kg) -3.25 -0.441 1.43
Fertility Sub Index 4.34
Calving Interval (days) -1.74 -1.459 2.54
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.37
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 8.42 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 7.57
Live WT (kg) -24.70 -0.307 7.57
Total Carbon Sub Index 15.45

* Based on an €80/tonne carbon price