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 21.17
Milk (kg) -517.00 -0.014 7.24
Fat (kg) -17.74 -0.375 6.64
Prot (kg) -16.52 -0.441 7.29
Fertility Sub Index 4.04
Calving Interval (days) -1.92 -1.459 2.80
Survival (%) 1.11 1.117 1.24
Calving Sub Index -1.85
Gestation Length (days) 2.01 -0.919 -1.85
Beef Sub Index -1.58
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 4.64 -0.432 -2.00
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 25.49

* Based on an €80/tonne carbon price