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 8.53
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -1.80 -0.375 0.67
Prot (kg) -7.86 -0.441 3.47
Fertility Sub Index 4.08
Calving Interval (days) -1.60 -1.459 2.33
Survival (%) 1.56 1.117 1.74
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -2.24
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.73 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 6.84
Live WT (kg) -22.30 -0.307 6.84
Total Carbon Sub Index 17.93

* Based on an €80/tonne carbon price