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 11.73
Milk (kg) -234.00 -0.014 3.28
Fat (kg) -11.45 -0.375 4.29
Prot (kg) -9.44 -0.441 4.17
Fertility Sub Index 5.31
Calving Interval (days) -3.15 -1.459 4.60
Survival (%) 0.64 1.117 0.72
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index 0.53
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.81 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 21.81

* Based on an €80/tonne carbon price