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 1.15
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -0.77 -0.375 0.29
Prot (kg) -1.04 -0.441 0.46
Fertility Sub Index 7.45
Calving Interval (days) -3.57 -1.459 5.21
Survival (%) 2.01 1.117 2.25
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.57
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.03 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 19.41

* Based on an €80/tonne carbon price