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 1.70
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -1.70 -0.375 0.64
Prot (kg) -1.87 -0.441 0.83
Fertility Sub Index 6.74
Calving Interval (days) -3.17 -1.459 4.63
Survival (%) 1.89 1.117 2.11
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.45
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.67 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 18.93

* Based on an €80/tonne carbon price