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 16.06
Milk (kg) -310.00 -0.014 4.34
Fat (kg) -18.03 -0.375 6.75
Prot (kg) -11.25 -0.441 4.97
Fertility Sub Index -0.59
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) -0.76 1.117 -0.85
Calving Sub Index -1.67
Gestation Length (days) 1.82 -0.919 -1.67
Beef Sub Index -1.76
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 5.31 -0.432 -2.29
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 15.72

* Based on an €80/tonne carbon price