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 8.59
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -9.28 -0.375 3.48
Prot (kg) -7.93 -0.441 3.50
Fertility Sub Index 2.61
Calving Interval (days) -1.57 -1.459 2.29
Survival (%) 0.29 1.117 0.32
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index -0.13
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 4.08 -0.432 -1.76
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 12.55

* Based on an €80/tonne carbon price