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 11.91
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -11.24 -0.375 4.21
Prot (kg) -9.32 -0.441 4.11
Fertility Sub Index 8.05
Calving Interval (days) -4.54 -1.459 6.62
Survival (%) 1.28 1.117 1.43
Calving Sub Index 0.99
Gestation Length (days) -1.08 -0.919 0.99
Beef Sub Index 0.75
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 3.40 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 25.53

* Based on an €80/tonne carbon price