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 -6.16
Milk (kg) 91.00 -0.014 -1.27
Fat (kg) 6.27 -0.375 -2.35
Prot (kg) 5.76 -0.441 -2.54
Fertility Sub Index 7.05
Calving Interval (days) -3.52 -1.459 5.14
Survival (%) 1.71 1.117 1.91
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -2.96
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 4.17 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 4.20

* Based on an €80/tonne carbon price