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 5.75
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -2.82 -0.375 1.06
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index 4.27
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) 1.60 1.117 1.79
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.73
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 8.52 -0.432 -3.68
Maintenance Sub Index Maint. Sub Index 7.20
Live WT (kg) -23.50 -0.307 7.20
Total Carbon Sub Index 16.26

* Based on an €80/tonne carbon price