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 0.75
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -0.56 -0.375 0.21
Prot (kg) -0.63 -0.441 0.28
Fertility Sub Index 6.61
Calving Interval (days) -4.49 -1.459 6.55
Survival (%) 0.05 1.117 0.06
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.74
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.92 -0.432 1.26
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 19.07

* Based on an €80/tonne carbon price