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 5.52
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -0.76 -0.375 0.28
Prot (kg) -6.05 -0.441 2.67
Fertility Sub Index -0.50
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) -0.68 1.117 -0.76
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.75
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 4.01 -0.432 -1.73
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 7.57

* Based on an €80/tonne carbon price