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 -2.09
Milk (kg) -7.00 -0.014 0.10
Fat (kg) 5.80 -0.375 -2.17
Prot (kg) 0.03 -0.441 -0.01
Fertility Sub Index 6.21
Calving Interval (days) -3.43 -1.459 5.00
Survival (%) 1.08 1.117 1.21
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index 2.18
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 11.88

* Based on an €80/tonne carbon price