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 8.89
Milk (kg) -224.00 -0.014 3.14
Fat (kg) -0.51 -0.375 0.19
Prot (kg) -12.61 -0.441 5.57
Fertility Sub Index 4.01
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) 0.91 1.117 1.02
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index -1.82
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index -2.58
Live WT (kg) 8.40 -0.307 -2.58
Total Carbon Sub Index 8.60

* Based on an €80/tonne carbon price