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 10.83
Milk (kg) -211.00 -0.014 2.95
Fat (kg) -10.21 -0.375 3.82
Prot (kg) -9.19 -0.441 4.06
Fertility Sub Index 5.75
Calving Interval (days) -3.84 -1.459 5.60
Survival (%) 0.13 1.117 0.15
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -0.07
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 0.65 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 19.14

* Based on an €80/tonne carbon price