Carbon Sub Index breakdown

Date of Evaluation Index Trait PTA * Carbon Cost (€) Contribution
PTA * Carbon Cost
Jan 2023 Milk Sub Index -3.00
Milk (kg) -72.00 -0.014 1.01
Fat (kg) 3.50 -0.375 -1.31
Prot (kg) 6.12 -0.441 -2.70
Fertility Sub Index 13.62
Calving Interval (days) -6.71 -1.459 9.79
Survival (%) 3.43 1.117 3.83
Calving Sub Index 3.29
Gestation Length (days) -3.58 -0.919 3.29
Beef Sub Index -1.99
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 12.42 -0.432 -5.36
Maintenance Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 11.62
* Based on an €80/tonne carbon price