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 5.58
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -3.22 -0.375 1.21
Prot (kg) -4.46 -0.441 1.97
Fertility Sub Index 8.70
Calving Interval (days) -4.46 -1.459 6.51
Survival (%) 1.96 1.117 2.19
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.33
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 21.80

* Based on an €80/tonne carbon price