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 14.64
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -12.69 -0.375 4.75
Prot (kg) -12.38 -0.441 5.46
Fertility Sub Index 8.12
Calving Interval (days) -4.77 -1.459 6.96
Survival (%) 1.04 1.117 1.16
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 0.38
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 24.58

* Based on an €80/tonne carbon price