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 14.79
Milk (kg) -319.00 -0.014 4.47
Fat (kg) -12.18 -0.375 4.56
Prot (kg) -13.06 -0.441 5.76
Fertility Sub Index 9.70
Calving Interval (days) -4.62 -1.459 6.74
Survival (%) 2.65 1.117 2.96
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.74
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.24 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 36.12

* Based on an €80/tonne carbon price