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 -7.48
Milk (kg) 252.00 -0.014 -3.53
Fat (kg) 3.31 -0.375 -1.24
Prot (kg) 6.15 -0.441 -2.71
Fertility Sub Index 0.73
Calving Interval (days) 0.86 -1.459 -1.25
Survival (%) 1.78 1.117 1.99
Calving Sub Index 2.53
Gestation Length (days) -2.75 -0.919 2.53
Beef Sub Index 0.05
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 3.18 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -3.55

* Based on an €80/tonne carbon price