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 0.69
Milk (kg) -126.00 -0.014 1.76
Fat (kg) 5.64 -0.375 -2.11
Prot (kg) -2.35 -0.441 1.04
Fertility Sub Index 6.67
Calving Interval (days) -3.06 -1.459 4.46
Survival (%) 1.97 1.117 2.20
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index -0.13
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 4.34 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 15.76

* Based on an €80/tonne carbon price