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 3.74
Milk (kg) -224.00 -0.014 3.14
Fat (kg) -6.15 -0.375 2.30
Prot (kg) 3.86 -0.441 -1.70
Fertility Sub Index 19.42
Calving Interval (days) -11.62 -1.459 16.95
Survival (%) 2.21 1.117 2.47
Calving Sub Index 3.42
Gestation Length (days) -3.72 -0.919 3.42
Beef Sub Index 0.08
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index 25.13

* Based on an €80/tonne carbon price