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 -12.05
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) 20.52 -0.375 -7.69
Prot (kg) 9.26 -0.441 -4.09
Fertility Sub Index 6.09
Calving Interval (days) -2.94 -1.459 4.29
Survival (%) 1.61 1.117 1.80
Calving Sub Index 3.19
Gestation Length (days) -3.47 -0.919 3.19
Beef Sub Index -0.33
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.57 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -4.33

* Based on an €80/tonne carbon price