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 7.63
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -8.80 -0.375 3.30
Prot (kg) -4.14 -0.441 1.83
Fertility Sub Index 9.69
Calving Interval (days) -4.88 -1.459 7.12
Survival (%) 2.30 1.117 2.57
Calving Sub Index 2.73
Gestation Length (days) -2.97 -0.919 2.73
Beef Sub Index 3.52
Carcass Weight (kg) -8.40 -0.528 4.43
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 26.32

* Based on an €80/tonne carbon price