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 11.08
Milk (kg) -265.00 -0.014 3.71
Fat (kg) -4.68 -0.375 1.75
Prot (kg) -12.73 -0.441 5.62
Fertility Sub Index 6.46
Calving Interval (days) -3.92 -1.459 5.72
Survival (%) 0.66 1.117 0.74
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 1.74
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 23.29

* Based on an €80/tonne carbon price