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 -3.54
Milk (kg) 31.00 -0.014 -0.43
Fat (kg) 4.09 -0.375 -1.53
Prot (kg) 3.56 -0.441 -1.57
Fertility Sub Index 1.21
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.25 1.117 0.28
Calving Sub Index 3.84
Gestation Length (days) -4.18 -0.919 3.84
Beef Sub Index 0.73
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 6.58
Live WT (kg) -21.45 -0.307 6.58
Total Carbon Sub Index 8.82

* Based on an €80/tonne carbon price