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 11.13
Milk (kg) -266.00 -0.014 3.72
Fat (kg) -7.22 -0.375 2.70
Prot (kg) -10.66 -0.441 4.70
Fertility Sub Index 14.40
Calving Interval (days) -9.45 -1.459 13.79
Survival (%) 0.55 1.117 0.61
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 3.45
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -3.22 -0.432 1.39
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 34.09

* Based on an €80/tonne carbon price