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 8.24
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -7.92 -0.375 2.97
Prot (kg) -4.97 -0.441 2.19
Fertility Sub Index 7.07
Calving Interval (days) -3.85 -1.459 5.62
Survival (%) 1.30 1.117 1.45
Calving Sub Index 2.40
Gestation Length (days) -2.61 -0.919 2.40
Beef Sub Index 0.21
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) -1.58 -0.432 0.68
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 20.77

* Based on an €80/tonne carbon price