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 -5.53
Milk (kg) 115.00 -0.014 -1.61
Fat (kg) 5.72 -0.375 -2.14
Prot (kg) 4.02 -0.441 -1.77
Fertility Sub Index -5.11
Calving Interval (days) 2.68 -1.459 -3.91
Survival (%) -1.07 1.117 -1.20
Calving Sub Index 2.33
Gestation Length (days) -2.53 -0.919 2.33
Beef Sub Index -1.12
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index -8.72

* Based on an €80/tonne carbon price