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 24.97
Milk (kg) -634.00 -0.014 8.88
Fat (kg) -21.53 -0.375 8.06
Prot (kg) -18.20 -0.441 8.03
Fertility Sub Index 5.44
Calving Interval (days) -3.17 -1.459 4.63
Survival (%) 0.73 1.117 0.82
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index 1.41
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.77 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 34.99

* Based on an €80/tonne carbon price