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 8.36
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -8.57 -0.375 3.21
Prot (kg) -5.80 -0.441 2.56
Fertility Sub Index 10.40
Calving Interval (days) -5.25 -1.459 7.66
Survival (%) 2.45 1.117 2.74
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.18
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 28.11

* Based on an €80/tonne carbon price