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 2.21
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -3.19 -0.375 1.19
Prot (kg) -0.61 -0.441 0.27
Fertility Sub Index -0.48
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) 1.31 1.117 1.46
Calving Sub Index -0.88
Gestation Length (days) 0.96 -0.919 -0.88
Beef Sub Index -1.56
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 5.93 -0.432 -2.56
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 4.47

* Based on an €80/tonne carbon price