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 -15.62
Milk (kg) 181.00 -0.014 -2.53
Fat (kg) 17.37 -0.375 -6.51
Prot (kg) 14.90 -0.441 -6.58
Fertility Sub Index -1.33
Calving Interval (days) 0.68 -1.459 -0.99
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 1.52
Gestation Length (days) -1.65 -0.919 1.52
Beef Sub Index 0.43
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 3.65 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index -17.45

* Based on an €80/tonne carbon price