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 15.88
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -17.70 -0.375 6.63
Prot (kg) -14.78 -0.441 6.52
Fertility Sub Index 5.22
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 0.28 1.117 0.31
Calving Sub Index -0.72
Gestation Length (days) 0.78 -0.919 -0.72
Beef Sub Index 0.25
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 25.17

* Based on an €80/tonne carbon price