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 6.33
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -8.50 -0.375 3.18
Prot (kg) -3.49 -0.441 1.54
Fertility Sub Index 9.27
Calving Interval (days) -4.66 -1.459 6.80
Survival (%) 2.21 1.117 2.47
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.33
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 7.27
Live WT (kg) -23.70 -0.307 7.27
Total Carbon Sub Index 27.01

* Based on an €80/tonne carbon price