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 14.97
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -13.39 -0.375 5.02
Prot (kg) -12.52 -0.441 5.53
Fertility Sub Index 5.17
Calving Interval (days) -2.25 -1.459 3.28
Survival (%) 1.69 1.117 1.89
Calving Sub Index -1.67
Gestation Length (days) 1.82 -0.919 -1.67
Beef Sub Index -1.57
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 8.29 -0.432 -3.58
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 22.74

* Based on an €80/tonne carbon price