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 7.73
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -6.28 -0.375 2.35
Prot (kg) -8.18 -0.441 3.61
Fertility Sub Index -5.50
Calving Interval (days) 2.78 -1.459 -4.06
Survival (%) -1.29 1.117 -1.44
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -0.37
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 3.54 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 3.89

* Based on an €80/tonne carbon price