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. 2021 Sep 4;8(1):387–397. doi: 10.1002/vms3.628

TABLE 3.

Least squares means and standard errors (LSM ± SE) of growth traits of Fogera calves at Andassa Livestock Research Center, Ethiopia

BWT (kg) WWT (kg) PADG (g/day) PKR PGE PRGR
Factors N LSM ± SE N LSM ± SE N LSM ± SE N LSM ± SE N LSM ± SE N LSM ± SE
Overall 1475 21.3 ± 0.05 1154 98.0 ± 0.67 1154 320 ± 2.79 1154 10.1 ± 0.04 900 3.51 ± 0.35 900 1.95 ± 0.00
Sex of calf *** *** *** *** *** ***
Male 675 21.7 ± 0.12 536 97.8 ± 1.05 536 317 ± 4.36 536 10.0 ± 0.06 417 3.73 ± 0.47 483 1.97 ± 5.61
Female 800 20.9 ± 0.10 618 101 ± 0.85 618 334 ± 3.53 618 10.3 ± 0.05 483 3.26 ± 0.51 417 1.94 ± 6.59
Birth Season *** *** *** *** *** NS
Dry 584 21.0 ± 0.13 438 94.3 ± 1.15 438 304 ± 4.78 438 9.85 ± 0.06 326 3.46 ± 0.59 326 1.93 ± 5.02
Wet 891 21.7 ± 0.09 716 104 ± 0.82 716 347 ± 3.41 716 10.5 ± 0.05 574 3.54 ± 0.44 574 1.94 ± 6.13
Birth Year *** *** *** *** *** ***
2000 147 20.7 ± 0.24ed 137 95.1 ± 1.87e 137 310 ± 7.54f 137 10.0 ± 0.11de 114 3.61 ± 0.09d 114 1.96 ± 0.00fg
2001 79 21.9 ± 0.25cd 68 102 ± 2.37de 68 335 ± 9.75def 68 10.3 ± 0.12cd 49 3.56 ± 0.11de 49 1.98 ± 0.01defg
2002 119 21.3 ± 0.20cd 80 112 ± 2.23abc 80 376 ± 9.26bc 80 10.8 ± 0.10b 60 3.90 ± 0.09cd 60 2.01 ± 0.00bcd
2003 98 22.0 ± 0.16cd 93 84.7 ± 1.80fg 93 261 ± 7.47gh 93 9.21 ± 0.12f 80 2.84 ± 0.08g 80 1.91 ± 0.00h
2004 122 22.0 ± 0.13bc 112 87.6 ± 2.48f 112 274 ± 10.3g 112 9.24 ± 0.17f 73 2.72 ± 0.10g 73 1.89 ± 0.01h
2005 58 24.2 ± 0.22a 45 104 ± 3.41d 45 332 ± 14.1def 45 10.1 ± 0.18de 37 3.20 ± 0.13ef 37 1.99 ± 0.01cdef
2006 75 24.4±0.21a 34 118 ± 2.99ab 34 392 ± 12.5b 34 10.9 ± 0.14b 19 3.53 ± 0.12de 19 2.04 ± 0.00ab
2007 45 21.9 ± 0.50bc 25 99.4 ± 3.40de 25 325 ± 13.8ef 25 10.2 ± 0.19cd 20 3.55 ± 0.19de 20 1.97 ± 0.01efg
2008 66 16.9 ± 0.44h 61 78.7 ± 1.99g 61 258 ± 7.64gh 61 9.67 ± 0.11e 54 3.84 ± 0.12cd 54 1.88 ± 0.01h
2009 108 19.5 ± 0.18gf 95 103 ± 2.72bcd 95 349 ± 11.5cde 95 10.6 ± 0.14bc 55 3.73 ± 0.14d 55 1.95±0.01g
2010 67 20.0 ± 0.30efg 54 101 ± 1.29de 54 339 ± 5.21def 54 10.6 ± 0.07bc 51 4.15 ± 0.09c 51 1.99 ± 0.00cde
2011 64 19.4 ± 0.29fg 64 124 ± 1.94a 64 438 ± 8.13a 64 11.7 ± 0.08a 38 4.99 ± 0.15a 38 2.05 ± 0.01a
2012 66 19.0 ± 0.17g 97 106 ± 0.85cd 97 365 ± 3.34bcd 97 11.0 ± 0.03b 82 4.58 ± 0.04b 81 2.01 ± 0.00bc
2016 113 24.4 ± 0.27a 83 101 ± 2.28de 83 319 ± 9.39ef 83 9.86 ± 0.12de 71 2.94 ± 0.08fg 71 1.97 ± 0.00efg
2017 68 21.9 ± 0.41bc 63 80.8 ± 1.64fg 63 245 ± 6.70hg 63 9.00 ± 0.11f 56 2.74 ± 0.10g 56 1.89 ± 0.00h
2018 120 21.2 ± 0.23cd 43 80.0 ± 2.32g 43 241 ± 10.3h 43 8.89 ± 0.19f 41 2.71 ± 0.15g 41 1.88 ± 0.012h

N: number of observations.

***

p < 0.001: means within the same column and effect with different letters are significantly different.

Abbreviations: BWT, birthweight of calves; LSM, Least squares mean, NS, non‐significant; PADG, pre‐weaning average daily body weight gain of calves; PGE, pre‐weaning growth efficiency; PKR, pre‐weaning Kleiber ratio; PRGR, pre‐weaning relative growth rate; SE, standard error; WWT, weaning weight of calves.