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 4.31
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -4.58 -0.375 1.72
Prot (kg) -4.52 -0.441 1.99
Fertility Sub Index 7.63
Calving Interval (days) -4.29 -1.459 6.26
Survival (%) 1.23 1.117 1.37
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index 0.05
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 14.03

* Based on an €80/tonne carbon price