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 7.32
Milk (kg) -232.00 -0.014 3.25
Fat (kg) -4.13 -0.375 1.55
Prot (kg) -5.73 -0.441 2.53
Fertility Sub Index 3.86
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) 1.61 1.117 1.80
Calving Sub Index 1.01
Gestation Length (days) -1.10 -0.919 1.01
Beef Sub Index -0.84
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 8.18 -0.432 -3.53
Maintenance Sub Index Maint. Sub Index 7.91
Live WT (kg) -25.80 -0.307 7.91
Total Carbon Sub Index 19.25

* Based on an €80/tonne carbon price