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 9.20
Milk (kg) -228.00 -0.014 3.19
Fat (kg) -8.57 -0.375 3.21
Prot (kg) -6.35 -0.441 2.80
Fertility Sub Index 6.34
Calving Interval (days) -2.97 -1.459 4.33
Survival (%) 1.80 1.117 2.01
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.43
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.10 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 25.61

* Based on an €80/tonne carbon price