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 10.05
Milk (kg) -269.00 -0.014 3.77
Fat (kg) -7.46 -0.375 2.79
Prot (kg) -7.91 -0.441 3.49
Fertility Sub Index 5.68
Calving Interval (days) -3.58 -1.459 5.22
Survival (%) 0.41 1.117 0.46
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -2.50
Carcass Weight (kg) 5.60 -0.528 -2.95
Age of Slaughter (days) -1.06 -0.432 0.46
Maintenance Sub Index Maint. Sub Index -4.48
Live WT (kg) 14.60 -0.307 -4.48
Total Carbon Sub Index 8.21

* Based on an €80/tonne carbon price