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 6.70
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -5.73 -0.375 2.15
Prot (kg) -6.87 -0.441 3.03
Fertility Sub Index 10.79
Calving Interval (days) -6.00 -1.459 8.75
Survival (%) 1.82 1.117 2.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.24
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 20.81

* Based on an €80/tonne carbon price