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 11.63
Milk (kg) -308.00 -0.014 4.31
Fat (kg) -10.32 -0.375 3.87
Prot (kg) -7.83 -0.441 3.46
Fertility Sub Index 6.36
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 1.80 1.117 2.01
Calving Sub Index 1.72
Gestation Length (days) -1.87 -0.919 1.72
Beef Sub Index 2.53
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -3.06 -0.432 1.32
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 27.54

* Based on an €80/tonne carbon price