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 13.63
Milk (kg) -342.00 -0.014 4.79
Fat (kg) -11.84 -0.375 4.43
Prot (kg) -9.99 -0.441 4.41
Fertility Sub Index 7.96
Calving Interval (days) -4.91 -1.459 7.16
Survival (%) 0.71 1.117 0.79
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.07
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.14 -0.432 0.49
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 32.72

* Based on an €80/tonne carbon price