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 16.76
Milk (kg) -456.00 -0.014 6.38
Fat (kg) -11.50 -0.375 4.31
Prot (kg) -13.74 -0.441 6.06
Fertility Sub Index 11.03
Calving Interval (days) -5.88 -1.459 8.58
Survival (%) 2.19 1.117 2.45
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index 1.84
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -3.03 -0.432 1.31
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 31.56

* Based on an €80/tonne carbon price