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 10.74
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -11.71 -0.375 4.39
Prot (kg) -8.40 -0.441 3.71
Fertility Sub Index 7.43
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) 1.71 1.117 1.91
Calving Sub Index -0.70
Gestation Length (days) 0.76 -0.919 -0.70
Beef Sub Index 3.40
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) -2.51 -0.432 1.08
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 23.26

* Based on an €80/tonne carbon price